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id="_R_3dd_">Appearance settings</div></div></div><div class="MarketingHeader-module__menu__GIy3y"><div class="MarketingHeader-module__menuWrapper__owstH"><nav class="MarketingNavigation-module__nav__W0KYY" aria-label="Global"><ul class="MarketingNavigation-module__list__tFbMb"><li><div class="NavDropdown-module__container__l2YeI"><button type="button" class="NavDropdown-module__button__PEHWX" aria-expanded="false" aria-controls="_R_nd_">Platform<svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-triangle-right NavDropdown-module__buttonIcon__Tkl8_" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="m6.427 4.427 3.396 3.396a.25.25 0 0 1 0 .354l-3.396 3.396A.25.25 0 0 1 6 11.396V4.604a.25.25 0 0 1 .427-.177Z"></path></svg></button><div id="_R_nd_" class="NavDropdown-module__dropdown__xm1jd"><ul class="NavDropdown-module__list__zuCgG"><li><div 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1.553.299.305.784.54 1.638.54.922 0 1.28-.198 1.442-.379.179-.2.308-.578.308-1.371 0-.765-.123-1.242-.37-1.554-.233-.296-.693-.587-1.713-.7Z"></path><path d="M6.25 9.037a.75.75 0 0 1 .75.75v1.501a.75.75 0 0 1-1.5 0V9.787a.75.75 0 0 1 .75-.75Zm4.25.75v1.501a.75.75 0 0 1-1.5 0V9.787a.75.75 0 0 1 1.5 0Z"></path></svg>GitHub Copilot</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Write better code with AI</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/features/ai/github-app" data-analytics-event="{&quot;action&quot;:&quot;github_copilot_app&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;github_copilot_app_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon 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class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Direct agents from issue to merge</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/mcp" data-analytics-event="{&quot;action&quot;:&quot;mcp_registry&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;mcp_registry_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy 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0 0 0-2.94 2.08 2.08 0 0 0-2.94 0l-4.799 4.8A.75.75 0 0 1 .72 5.92Z"></path><path d="M7.52 3.12a.749.749 0 1 1 1.06 1.06L5.731 7.03A2.079 2.079 0 0 0 8.67 9.97l2.85-2.85a.749.749 0 1 1 1.06 1.06l-2.849 2.85A3.578 3.578 0 0 1 4.67 5.97Z"></path></svg>MCP Registry</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Integrate external tools</span></span></a></li></ul></div></li><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_9knd_">DEVELOPER WORKFLOWS</span><ul 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0-.25-.25Zm-2 9.5a.25.25 0 0 0-.25.25v3c0 .138.112.25.25.25h12.5a.25.25 0 0 0 .25-.25v-3a.25.25 0 0 0-.25-.25Z"></path><path d="M7 12.75a.75.75 0 0 1 .75-.75h4.5a.75.75 0 0 1 0 1.5h-4.5a.75.75 0 0 1-.75-.75Zm-4 0a.75.75 0 0 1 .75-.75h.5a.75.75 0 0 1 0 1.5h-.5a.75.75 0 0 1-.75-.75Z"></path></svg>Codespaces</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Instant dev environments</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/features/issues" 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NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M8 9.5a1.5 1.5 0 1 0 0-3 1.5 1.5 0 0 0 0 3Z"></path><path d="M8 0a8 8 0 1 1 0 16A8 8 0 0 1 8 0ZM1.5 8a6.5 6.5 0 1 0 13 0 6.5 6.5 0 0 0-13 0Z"></path></svg>Issues</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Plan and track work</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/features/code-review" data-analytics-event="{&quot;action&quot;:&quot;code_review&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;code_review_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-code NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="m11.28 3.22 4.25 4.25a.75.75 0 0 1 0 1.06l-4.25 4.25a.749.749 0 0 1-1.275-.326.749.749 0 0 1 .215-.734L13.94 8l-3.72-3.72a.749.749 0 0 1 .326-1.275.749.749 0 0 1 .734.215Zm-6.56 0a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042L2.06 8l3.72 3.72a.749.749 0 0 1-.326 1.275.749.749 0 0 1-.734-.215L.47 8.53a.75.75 0 0 1 0-1.06Z"></path></svg>Code Review</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Manage code changes</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/features/code-quality" data-analytics-event="{&quot;action&quot;:&quot;code_quality&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;code_quality_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-codescan-checkmark NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M10.28 6.28a.75.75 0 1 0-1.06-1.06L6.25 8.19l-.97-.97a.75.75 0 0 0-1.06 1.06l1.5 1.5a.75.75 0 0 0 1.06 0l3.5-3.5Z"></path><path d="M7.5 15a7.5 7.5 0 1 1 5.807-2.754l2.473 2.474a.749.749 0 0 1-.326 1.275.749.749 0 0 1-.734-.215l-2.474-2.473A7.472 7.472 0 0 1 7.5 15Zm0-13.5a6 6 0 1 0 4.094 10.386.748.748 0 0 1 .293-.292 6.002 6.002 0 0 0 1.117-6.486A6.002 6.002 0 0 0 7.5 1.5Z"></path></svg>Code Quality</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Enforce quality at merge</span></span></a></li></ul></div></li><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_dknd_">APPLICATION SECURITY</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_dknd_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/security/advanced-security" data-analytics-event="{&quot;action&quot;:&quot;github_advanced_security&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;github_advanced_security_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-shield-check NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="m8.533.133 5.25 1.68A1.75 1.75 0 0 1 15 3.48V7c0 1.566-.32 3.182-1.303 4.682-.983 1.498-2.585 2.813-5.032 3.855a1.697 1.697 0 0 1-1.33 0c-2.447-1.042-4.049-2.357-5.032-3.855C1.32 10.182 1 8.566 1 7V3.48a1.75 1.75 0 0 1 1.217-1.667l5.25-1.68a1.748 1.748 0 0 1 1.066 0Zm-.61 1.429.001.001-5.25 1.68a.251.251 0 0 0-.174.237V7c0 1.36.275 2.666 1.057 3.859.784 1.194 2.121 2.342 4.366 3.298a.196.196 0 0 0 .154 0c2.245-.957 3.582-2.103 4.366-3.297C13.225 9.666 13.5 8.358 13.5 7V3.48a.25.25 0 0 0-.174-.238l-5.25-1.68a.25.25 0 0 0-.153 0ZM11.28 6.28l-3.5 3.5a.75.75 0 0 1-1.06 0l-1.5-1.5a.749.749 0 0 1 .326-1.275.749.749 0 0 1 .734.215l.97.97 2.97-2.97a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042Z"></path></svg>GitHub Advanced Security</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Find and fix vulnerabilities</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/security/advanced-security/code-security" data-analytics-event="{&quot;action&quot;:&quot;code_security&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;code_security_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-code-square NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M0 1.75C0 .784.784 0 1.75 0h12.5C15.216 0 16 .784 16 1.75v12.5A1.75 1.75 0 0 1 14.25 16H1.75A1.75 1.75 0 0 1 0 14.25Zm1.75-.25a.25.25 0 0 0-.25.25v12.5c0 .138.112.25.25.25h12.5a.25.25 0 0 0 .25-.25V1.75a.25.25 0 0 0-.25-.25Zm7.47 3.97a.75.75 0 0 1 1.06 0l2 2a.75.75 0 0 1 0 1.06l-2 2a.749.749 0 0 1-1.275-.326.749.749 0 0 1 .215-.734L10.69 8 9.22 6.53a.75.75 0 0 1 0-1.06ZM6.78 6.53 5.31 8l1.47 1.47a.749.749 0 0 1-.326 1.275.749.749 0 0 1-.734-.215l-2-2a.75.75 0 0 1 0-1.06l2-2a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042Z"></path></svg>Code security</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Secure your code as you build</span></span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 NavLink-module__link__EG3d4" href="https://github.com/security/advanced-security/secret-protection" data-analytics-event="{&quot;action&quot;:&quot;secret_protection&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;secret_protection_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavLink-module__title__Q7t0p"><svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-lock NavLink-module__icon__ltGNM" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M4 4a4 4 0 0 1 8 0v2h.25c.966 0 1.75.784 1.75 1.75v5.5A1.75 1.75 0 0 1 12.25 15h-8.5A1.75 1.75 0 0 1 2 13.25v-5.5C2 6.784 2.784 6 3.75 6H4Zm8.25 3.5h-8.5a.25.25 0 0 0-.25.25v5.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-5.5a.25.25 0 0 0-.25-.25ZM10.5 6V4a2.5 2.5 0 1 0-5 0v2Z"></path></svg>Secret protection</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS NavLink-module__subtitle__X4gkW">Stop leaks before they start</span></span></a></li></ul></div></li><li><div class="NavGroup-module__group__W8SqJ NavGroup-module__hasSeparator__FnMrN"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_hknd_">EXPLORE</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_hknd_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/why-github" data-analytics-event="{&quot;action&quot;:&quot;why_github&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;why_github_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Why GitHub</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--is-external___xsncV" href="https://docs.github.com" data-analytics-event="{&quot;action&quot;:&quot;documentation&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;documentation_link_platform_navbar&quot;}" target="_blank" rel="noreferrer"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Documentation</span><svg data-component="Octicon" focusable="false" aria-label="External link" class="octicon octicon-link-external" role="img" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path></svg></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--is-external___xsncV" href="https://github.blog" data-analytics-event="{&quot;action&quot;:&quot;blog&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;blog_link_platform_navbar&quot;}" target="_blank" rel="noreferrer"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Blog</span><svg data-component="Octicon" focusable="false" aria-label="External link" class="octicon octicon-link-external" role="img" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path></svg></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--is-external___xsncV" href="https://github.blog/changelog" data-analytics-event="{&quot;action&quot;:&quot;changelog&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;changelog_link_platform_navbar&quot;}" target="_blank" rel="noreferrer"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Changelog</span><svg data-component="Octicon" focusable="false" aria-label="External link" class="octicon octicon-link-external" role="img" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path></svg></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/marketplace" data-analytics-event="{&quot;action&quot;:&quot;marketplace&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;marketplace_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Marketplace</span></a></li></ul></div></li></ul><div class="NavDropdown-module__trailingLinkContainer__VgJGL"><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--arrow-end___esdN8" href="https://github.com/features" data-analytics-event="{&quot;action&quot;:&quot;view_all_features&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;platform&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;view_all_features_link_platform_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">View all features</span><svg class="Primer_Brand__ExpandableArrow-module__ExpandableArrow___aaZs9 Primer_Brand__Link-module__Link-arrow___yd78i" width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true" focusable="false"><path fill="currentColor" d="M7.28033 3.21967C6.98744 2.92678 6.51256 2.92678 6.21967 3.21967C5.92678 3.51256 5.92678 3.98744 6.21967 4.28033L7.28033 3.21967ZM11 8L11.5303 8.53033C11.8232 8.23744 11.8232 7.76256 11.5303 7.46967L11 8ZM6.21967 11.7197C5.92678 12.0126 5.92678 12.4874 6.21967 12.7803C6.51256 13.0732 6.98744 13.0732 7.28033 12.7803L6.21967 11.7197ZM6.21967 4.28033L10.4697 8.53033L11.5303 7.46967L7.28033 3.21967L6.21967 4.28033ZM10.4697 7.46967L6.21967 11.7197L7.28033 12.7803L11.5303 8.53033L10.4697 7.46967Z"></path><path class="Primer_Brand__ExpandableArrow-module__ExpandableArrow-stem___0K8Hz" stroke="currentColor" d="M1.75 8H11" stroke-width="1.5" stroke-linecap="round"></path></svg></a></div></div></div></li><li><div class="NavDropdown-module__container__l2YeI"><button type="button" class="NavDropdown-module__button__PEHWX" aria-expanded="false" aria-controls="_R_17d_">Solutions<svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-triangle-right NavDropdown-module__buttonIcon__Tkl8_" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="m6.427 4.427 3.396 3.396a.25.25 0 0 1 0 .354l-3.396 3.396A.25.25 0 0 1 6 11.396V4.604a.25.25 0 0 1 .427-.177Z"></path></svg></button><div id="_R_17d_" class="NavDropdown-module__dropdown__xm1jd"><ul class="NavDropdown-module__list__zuCgG"><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_5l7d_">BY COMPANY SIZE</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_5l7d_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/enterprise" data-analytics-event="{&quot;action&quot;:&quot;enterprises&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;enterprises_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Enterprises</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/team" data-analytics-event="{&quot;action&quot;:&quot;small_and_medium_teams&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;small_and_medium_teams_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Small and medium teams</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/enterprise/startups" data-analytics-event="{&quot;action&quot;:&quot;startups&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;startups_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Startups</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/industry/nonprofits" data-analytics-event="{&quot;action&quot;:&quot;nonprofits&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;nonprofits_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Nonprofits</span></a></li></ul></div></li><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_9l7d_">BY USE CASE</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_9l7d_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/use-case/app-modernization" data-analytics-event="{&quot;action&quot;:&quot;app_modernization&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;app_modernization_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">App Modernization</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/use-case/devsecops" data-analytics-event="{&quot;action&quot;:&quot;devsecops&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;devsecops_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">DevSecOps</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/use-case/devops" data-analytics-event="{&quot;action&quot;:&quot;devops&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;devops_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">DevOps</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/use-case/ci-cd" data-analytics-event="{&quot;action&quot;:&quot;ci/cd&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;ci/cd_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">CI/CD</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--arrow-end___esdN8" href="https://github.com/solutions/use-case" data-analytics-event="{&quot;action&quot;:&quot;view_all_use_cases&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;view_all_use_cases_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">View all use cases</span><svg class="Primer_Brand__ExpandableArrow-module__ExpandableArrow___aaZs9 Primer_Brand__Link-module__Link-arrow___yd78i" width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true" focusable="false"><path fill="currentColor" d="M7.28033 3.21967C6.98744 2.92678 6.51256 2.92678 6.21967 3.21967C5.92678 3.51256 5.92678 3.98744 6.21967 4.28033L7.28033 3.21967ZM11 8L11.5303 8.53033C11.8232 8.23744 11.8232 7.76256 11.5303 7.46967L11 8ZM6.21967 11.7197C5.92678 12.0126 5.92678 12.4874 6.21967 12.7803C6.51256 13.0732 6.98744 13.0732 7.28033 12.7803L6.21967 11.7197ZM6.21967 4.28033L10.4697 8.53033L11.5303 7.46967L7.28033 3.21967L6.21967 4.28033ZM10.4697 7.46967L6.21967 11.7197L7.28033 12.7803L11.5303 8.53033L10.4697 7.46967Z"></path><path class="Primer_Brand__ExpandableArrow-module__ExpandableArrow-stem___0K8Hz" stroke="currentColor" d="M1.75 8H11" stroke-width="1.5" stroke-linecap="round"></path></svg></a></li></ul></div></li><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_dl7d_">BY INDUSTRY</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_dl7d_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/industry/healthcare" data-analytics-event="{&quot;action&quot;:&quot;healthcare&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;healthcare_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Healthcare</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/industry/financial-services" data-analytics-event="{&quot;action&quot;:&quot;financial_services&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;financial_services_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Financial services</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/industry/manufacturing" data-analytics-event="{&quot;action&quot;:&quot;manufacturing&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;manufacturing_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Manufacturing</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/solutions/industry/government" data-analytics-event="{&quot;action&quot;:&quot;government&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;government_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">Government</span></a></li><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--arrow-end___esdN8" href="https://github.com/solutions/industry" data-analytics-event="{&quot;action&quot;:&quot;view_all_industries&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;view_all_industries_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">View all industries</span><svg class="Primer_Brand__ExpandableArrow-module__ExpandableArrow___aaZs9 Primer_Brand__Link-module__Link-arrow___yd78i" width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true" focusable="false"><path fill="currentColor" d="M7.28033 3.21967C6.98744 2.92678 6.51256 2.92678 6.21967 3.21967C5.92678 3.51256 5.92678 3.98744 6.21967 4.28033L7.28033 3.21967ZM11 8L11.5303 8.53033C11.8232 8.23744 11.8232 7.76256 11.5303 7.46967L11 8ZM6.21967 11.7197C5.92678 12.0126 5.92678 12.4874 6.21967 12.7803C6.51256 13.0732 6.98744 13.0732 7.28033 12.7803L6.21967 11.7197ZM6.21967 4.28033L10.4697 8.53033L11.5303 7.46967L7.28033 3.21967L6.21967 4.28033ZM10.4697 7.46967L6.21967 11.7197L7.28033 12.7803L11.5303 8.53033L10.4697 7.46967Z"></path><path class="Primer_Brand__ExpandableArrow-module__ExpandableArrow-stem___0K8Hz" stroke="currentColor" d="M1.75 8H11" stroke-width="1.5" stroke-linecap="round"></path></svg></a></li></ul></div></li></ul><div class="NavDropdown-module__trailingLinkContainer__VgJGL"><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0 Primer_Brand__Link-module__Link--arrow-end___esdN8" href="https://github.com/solutions" data-analytics-event="{&quot;action&quot;:&quot;view_all_solutions&quot;,&quot;tag&quot;:&quot;link&quot;,&quot;context&quot;:&quot;solutions&quot;,&quot;location&quot;:&quot;navbar&quot;,&quot;label&quot;:&quot;view_all_solutions_link_solutions_navbar&quot;}"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--default___GhPh_ Primer_Brand__Text-module__Text--200____P1wy Primer_Brand__Text-module__Text--antialiased___TYoXS Primer_Brand__Link-module__Link--label___jM8Ty">View all solutions</span><svg class="Primer_Brand__ExpandableArrow-module__ExpandableArrow___aaZs9 Primer_Brand__Link-module__Link-arrow___yd78i" width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true" focusable="false"><path fill="currentColor" d="M7.28033 3.21967C6.98744 2.92678 6.51256 2.92678 6.21967 3.21967C5.92678 3.51256 5.92678 3.98744 6.21967 4.28033L7.28033 3.21967ZM11 8L11.5303 8.53033C11.8232 8.23744 11.8232 7.76256 11.5303 7.46967L11 8ZM6.21967 11.7197C5.92678 12.0126 5.92678 12.4874 6.21967 12.7803C6.51256 13.0732 6.98744 13.0732 7.28033 12.7803L6.21967 11.7197ZM6.21967 4.28033L10.4697 8.53033L11.5303 7.46967L7.28033 3.21967L6.21967 4.28033ZM10.4697 7.46967L6.21967 11.7197L7.28033 12.7803L11.5303 8.53033L10.4697 7.46967Z"></path><path class="Primer_Brand__ExpandableArrow-module__ExpandableArrow-stem___0K8Hz" stroke="currentColor" d="M1.75 8H11" stroke-width="1.5" stroke-linecap="round"></path></svg></a></div></div></div></li><li><div class="NavDropdown-module__container__l2YeI"><button type="button" class="NavDropdown-module__button__PEHWX" aria-expanded="false" aria-controls="_R_1nd_">Resources<svg data-component="Octicon" aria-hidden="true" focusable="false" class="octicon octicon-triangle-right NavDropdown-module__buttonIcon__Tkl8_" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align:text-bottom"><path d="m6.427 4.427 3.396 3.396a.25.25 0 0 1 0 .354l-3.396 3.396A.25.25 0 0 1 6 11.396V4.604a.25.25 0 0 1 .427-.177Z"></path></svg></button><div id="_R_1nd_" class="NavDropdown-module__dropdown__xm1jd"><ul class="NavDropdown-module__list__zuCgG"><li><div class="NavGroup-module__group__W8SqJ"><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--monospace___QXHDQ Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--100___B2ueX Primer_Brand__Text-module__Text--weight-medium___qJKf_ NavGroup-module__title__Wzxz2" id="_R_5lnd_">EXPLORE BY TOPIC</span><ul class="NavGroup-module__list__UCOFy" aria-labelledby="_R_5lnd_"><li><a class="Primer_Brand__Link-module__Link___lF11y Primer_Brand__Link-module__Link--default___VRVW0" href="https://github.com/resources/articles?topic=ai" 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0 0 1-.544.743c-.65.664-1.563.991-2.71.991-.652 0-1.236-.081-1.727-.291l-.023.116v4.255c.419.323 2.722 1.433 5.002 1.433ZM6.762 2.83c-.193-.206-.637-.413-1.682-.297-1.019.113-1.479.404-1.713.7-.247.312-.369.789-.369 1.554 0 .793.129 1.171.308 1.371.162.181.519.379 1.442.379.853 0 1.339-.235 1.638-.54.315-.322.527-.827.617-1.553.117-.935-.037-1.395-.241-1.614Zm4.155-.297c-1.044-.116-1.488.091-1.681.297-.204.219-.359.679-.242 1.614.091.726.303 1.231.618 1.553.299.305.784.54 1.638.54.922 0 1.28-.198 1.442-.379.179-.2.308-.578.308-1.371 0-.765-.123-1.242-.37-1.554-.233-.296-.693-.587-1.713-.7Z"></path><path d="M6.25 9.037a.75.75 0 0 1 .75.75v1.501a.75.75 0 0 1-1.5 0V9.787a.75.75 0 0 1 .75-.75Zm4.25.75v1.501a.75.75 0 0 1-1.5 0V9.787a.75.75 0 0 1 1.5 0Z"></path></svg>Copilot for Business</span><span class="Primer_Brand__Text-module__Text___XeGJJ Primer_Brand__Text-module__Text-font--mona-sans___a8XJD Primer_Brand__Text-module__Text--muted___rE6mh Primer_Brand__Text-module__Text--200____P1wy 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data-target="react-app.embeddedData">{"payload":{"codeViewBlobRoute":{"csv":null,"csvError":null,"headerInfo":{"toc":[{"level":1,"text":"406.根据身高重建队列","anchor":"406根据身高重建队列","htmlText":"406.根据身高重建队列"},{"level":2,"text":"算法公开课","anchor":"算法公开课","htmlText":"算法公开课"},{"level":2,"text":"思路","anchor":"思路","htmlText":"思路"},{"level":2,"text":"总结","anchor":"总结","htmlText":"总结"},{"level":2,"text":"其他语言版本","anchor":"其他语言版本","htmlText":"其他语言版本"},{"level":3,"text":"Java","anchor":"java","htmlText":"Java"},{"level":3,"text":"Python","anchor":"python","htmlText":"Python"},{"level":3,"text":"Go","anchor":"go","htmlText":"Go"},{"level":3,"text":"Javascript","anchor":"javascript","htmlText":"Javascript"},{"level":3,"text":"Rust","anchor":"rust","htmlText":"Rust"},{"level":3,"text":"C","anchor":"c","htmlText":"C"},{"level":3,"text":"TypeScript","anchor":"typescript","htmlText":"TypeScript"},{"level":3,"text":"Scala","anchor":"scala","htmlText":"Scala"},{"level":3,"text":"C#","anchor":"c-1","htmlText":"C#"}]},"issueTemplate":null,"discussionTemplate":null,"richText":"\u003carticle class=\"markdown-body entry-content container-lg\" itemprop=\"text\"\u003e\u003cp align=\"center\" dir=\"auto\"\u003e\n\u003ca href=\"https://www.programmercarl.com/xunlian/xunlianying.html\" rel=\"nofollow\"\u003e\n  \u003cimg src=\"/feinan/leetcode-master/raw/master/pics/训练营.png\" width=\"1000\" style=\"max-width: 100%;\"\u003e\n\u003c/a\u003e\n\u003c/p\u003e\u003cp align=\"center\" dir=\"auto\"\u003e\u003cstrong\u003e\u003ca href=\"/feinan/leetcode-master/blob/master/problems/qita/join.md\"\u003e参与本项目\u003c/a\u003e，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们受益！\u003c/strong\u003e\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch1 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003e406.根据身高重建队列\u003c/h1\u003e\u003ca id=\"user-content-406根据身高重建队列\" class=\"anchor\" aria-label=\"Permalink: 406.根据身高重建队列\" href=\"#406根据身高重建队列\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003e\u003ca href=\"https://leetcode.cn/problems/queue-reconstruction-by-height/\" rel=\"nofollow\"\u003e力扣题目链接\u003c/a\u003e\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e假设有打乱顺序的一群人站成一个队列，数组 people 表示队列中一些人的属性（不一定按顺序）。每个 people[i] = [hi, ki] 表示第 i 个人的身高为 hi ，前面 正好 有 ki 个身高大于或等于 hi 的人。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e请你重新构造并返回输入数组 people 所表示的队列。返回的队列应该格式化为数组 queue ，其中 queue[j] = [hj, kj] 是队列中第 j 个人的属性（queue[0] 是排在队列前面的人）。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e示例 1：\u003c/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e输入：people = [[7,0],[4,4],[7,1],[5,0],[6,1],[5,2]]\u003c/li\u003e\n\u003cli\u003e输出：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]\u003c/li\u003e\n\u003cli\u003e解释：\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e编号为 0 的人身高为 5 ，没有身高更高或者相同的人排在他前面。\u003c/li\u003e\n\u003cli\u003e编号为 1 的人身高为 7 ，没有身高更高或者相同的人排在他前面。\u003c/li\u003e\n\u003cli\u003e编号为 2 的人身高为 5 ，有 2 个身高更高或者相同的人排在他前面，即编号为 0 和 1 的人。\u003c/li\u003e\n\u003cli\u003e编号为 3 的人身高为 6 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。\u003c/li\u003e\n\u003cli\u003e编号为 4 的人身高为 4 ，有 4 个身高更高或者相同的人排在他前面，即编号为 0、1、2、3 的人。\u003c/li\u003e\n\u003cli\u003e编号为 5 的人身高为 7 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。\u003c/li\u003e\n\u003cli\u003e因此 [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]] 是重新构造后的队列。\u003c/li\u003e\n\u003c/ul\u003e\n\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e示例 2：\u003c/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e输入：people = [[6,0],[5,0],[4,0],[3,2],[2,2],[1,4]]\u003c/li\u003e\n\u003cli\u003e输出：[[4,0],[5,0],[2,2],[3,2],[1,4],[6,0]]\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e提示：\u003c/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e1 \u0026lt;= people.length \u0026lt;= 2000\u003c/li\u003e\n\u003cli\u003e0 \u0026lt;= hi \u0026lt;= 10^6\u003c/li\u003e\n\u003cli\u003e0 \u0026lt;= ki \u0026lt; people.length\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e题目数据确保队列可以被重建\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003e算法公开课\u003c/h2\u003e\u003ca id=\"user-content-算法公开课\" class=\"anchor\" aria-label=\"Permalink: 算法公开课\" href=\"#算法公开课\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e\u003ca href=\"https://programmercarl.com/other/gongkaike.html\" rel=\"nofollow\"\u003e《代码随想录》算法视频公开课\u003c/a\u003e：\u003ca href=\"https://www.bilibili.com/video/BV1EA411675Y\" rel=\"nofollow\"\u003e贪心算法，不要两边一起贪，会顾此失彼 | LeetCode：406.根据身高重建队列\u003c/a\u003e，相信结合视频在看本篇题解，更有助于大家对本题的理解\u003c/strong\u003e。\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003e思路\u003c/h2\u003e\u003ca id=\"user-content-思路\" class=\"anchor\" aria-label=\"Permalink: 思路\" href=\"#思路\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003e本题有两个维度，h和k，看到这种题目一定要想如何确定一个维度，然后再按照另一个维度重新排列。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e其实如果大家认真做了\u003ca href=\"https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html\" rel=\"nofollow\"\u003e135. 分发糖果\u003c/a\u003e，就会发现和此题有点点的像。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e在\u003ca href=\"https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html\" rel=\"nofollow\"\u003e135. 分发糖果\u003c/a\u003e我就强调过一次，遇到两个维度权衡的时候，一定要先确定一个维度，再确定另一个维度。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e如果两个维度一起考虑一定会顾此失彼\u003c/strong\u003e。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e对于本题相信大家困惑的点是先确定k还是先确定h呢，也就是究竟先按h排序呢，还是先按照k排序呢？\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e如果按照k来从小到大排序，排完之后，会发现k的排列并不符合条件，身高也不符合条件，两个维度哪一个都没确定下来。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e那么按照身高h来排序呢，身高一定是从大到小排（身高相同的话则k小的站前面），让高个子在前面。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e此时我们可以确定一个维度了，就是身高，前面的节点一定都比本节点高！\u003c/strong\u003e\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e那么只需要按照k为下标重新插入队列就可以了，为什么呢？\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e以图中{5,2} 为例：\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" href=\"https://camo.githubusercontent.com/7f58834e35f113f854c55e563d8e75c88fb3d67420ed25dec42a0cab9a1f712c/68747470733a2f2f636f64652d7468696e6b696e672d313235333835353039332e66696c652e6d7971636c6f75642e636f6d2f706963732f32303230313231363230313835313938322e706e67\"\u003e\u003cimg src=\"https://camo.githubusercontent.com/7f58834e35f113f854c55e563d8e75c88fb3d67420ed25dec42a0cab9a1f712c/68747470733a2f2f636f64652d7468696e6b696e672d313235333835353039332e66696c652e6d7971636c6f75642e636f6d2f706963732f32303230313231363230313835313938322e706e67\" alt=\"406.根据身高重建队列\" data-canonical-src=\"https://code-thinking-1253855093.file.myqcloud.com/pics/20201216201851982.png\" style=\"max-width: 100%;\"\u003e\u003c/a\u003e\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e按照身高排序之后，优先按身高高的people的k来插入，后序插入节点也不会影响前面已经插入的节点，最终按照k的规则完成了队列。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e所以在按照身高从大到小排序后：\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e局部最优：优先按身高高的people的k来插入。插入操作过后的people满足队列属性\u003c/strong\u003e\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e全局最优：最后都做完插入操作，整个队列满足题目队列属性\u003c/strong\u003e\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e局部最优可推出全局最优，找不出反例，那就试试贪心。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e一些同学可能也会疑惑，你怎么知道局部最优就可以推出全局最优呢？ 有数学证明么？\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e在贪心系列开篇词\u003ca href=\"https://programmercarl.com/%E8%B4%AA%E5%BF%83%E7%AE%97%E6%B3%95%E7%90%86%E8%AE%BA%E5%9F%BA%E7%A1%80.html\" rel=\"nofollow\"\u003e关于贪心算法，你该了解这些！\u003c/a\u003e中，我已经讲过了这个问题了。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e刷题或者面试的时候，手动模拟一下感觉可以局部最优推出整体最优，而且想不到反例，那么就试一试贪心，至于严格的数学证明，就不在讨论范围内了。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e如果没有读过\u003ca href=\"https://programmercarl.com/%E8%B4%AA%E5%BF%83%E7%AE%97%E6%B3%95%E7%90%86%E8%AE%BA%E5%9F%BA%E7%A1%80.html\" rel=\"nofollow\"\u003e关于贪心算法，你该了解这些！\u003c/a\u003e的同学建议读一下，相信对贪心就有初步的了解了。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e回归本题，整个插入过程如下：\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e排序完的people：\n[[7,0], [7,1], [6,1], [5,0], [5,2]，[4,4]]\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e插入的过程：\u003c/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e插入[7,0]：[[7,0]]\u003c/li\u003e\n\u003cli\u003e插入[7,1]：[[7,0],[7,1]]\u003c/li\u003e\n\u003cli\u003e插入[6,1]：[[7,0],[6,1],[7,1]]\u003c/li\u003e\n\u003cli\u003e插入[5,0]：[[5,0],[7,0],[6,1],[7,1]]\u003c/li\u003e\n\u003cli\u003e插入[5,2]：[[5,0],[7,0],[5,2],[6,1],[7,1]]\u003c/li\u003e\n\u003cli\u003e插入[4,4]：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e此时就按照题目的要求完成了重新排列。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003eC++代码如下：\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-c++ notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// 版本一\nclass Solution {\npublic:\n    static bool cmp(const vector\u0026lt;int\u0026gt;\u0026amp; a, const vector\u0026lt;int\u0026gt;\u0026amp; b) {\n        if (a[0] == b[0]) return a[1] \u0026lt; b[1];\n        return a[0] \u0026gt; b[0];\n    }\n    vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt; reconstructQueue(vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt;\u0026amp; people) {\n        sort (people.begin(), people.end(), cmp);\n        vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt; que;\n        for (int i = 0; i \u0026lt; people.size(); i++) {\n            int position = people[i][1];\n            que.insert(que.begin() + position, people[i]);\n        }\n        return que;\n    }\n};\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e 版本一\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003eclass\u003c/span\u003e \u003cspan class=\"pl-en\"\u003eSolution\u003c/span\u003e {\n\u003cspan class=\"pl-k\"\u003epublic:\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003estatic\u003c/span\u003e \u003cspan class=\"pl-k\"\u003ebool\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ecmp\u003c/span\u003e(\u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026amp; a, \u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026amp; b) {\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e (a[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] == b[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e]) \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e a[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] \u0026lt; b[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e a[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u0026gt; b[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e];\n    }\n    vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt; \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt;\u0026amp; people) {\n        \u003cspan class=\"pl-c1\"\u003esort\u003c/span\u003e (people.\u003cspan class=\"pl-c1\"\u003ebegin\u003c/span\u003e(), people.\u003cspan class=\"pl-c1\"\u003eend\u003c/span\u003e(), cmp);\n        vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt; que;\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e (\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e i = \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e; i \u0026lt; people.\u003cspan class=\"pl-c1\"\u003esize\u003c/span\u003e(); i++) {\n            \u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e position = people[i][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];\n            que.\u003cspan class=\"pl-c1\"\u003einsert\u003c/span\u003e(que.\u003cspan class=\"pl-c1\"\u003ebegin\u003c/span\u003e() + position, people[i]);\n        }\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e que;\n    }\n};\u003c/pre\u003e\u003c/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e时间复杂度：O(nlog n + n^2)\u003c/li\u003e\n\u003cli\u003e空间复杂度：O(n)\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e但使用vector是非常费时的，C++中vector（可以理解是一个动态数组，底层是普通数组实现的）如果插入元素大于预先普通数组大小，vector底部会有一个扩容的操作，即申请两倍于原先普通数组的大小，然后把数据拷贝到另一个更大的数组上。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e所以使用vector（动态数组）来insert，是费时的，插入再拷贝的话，单纯一个插入的操作就是O(n^2)了，甚至可能拷贝好几次，就不止O(n^2)了。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e改成链表之后，C++代码如下：\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-c++ notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// 版本二\nclass Solution {\npublic:\n    // 身高从大到小排（身高相同k小的站前面）\n    static bool cmp(const vector\u0026lt;int\u0026gt;\u0026amp; a, const vector\u0026lt;int\u0026gt;\u0026amp; b) {\n        if (a[0] == b[0]) return a[1] \u0026lt; b[1];\n        return a[0] \u0026gt; b[0];\n    }\n    vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt; reconstructQueue(vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt;\u0026amp; people) {\n        sort (people.begin(), people.end(), cmp);\n        list\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt; que; // list底层是链表实现，插入效率比vector高的多\n        for (int i = 0; i \u0026lt; people.size(); i++) {\n            int position = people[i][1]; // 插入到下标为position的位置\n            std::list\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt;::iterator it = que.begin();\n            while (position--) { // 寻找在插入位置\n                it++;\n            }\n            que.insert(it, people[i]);\n        }\n        return vector\u0026lt;vector\u0026lt;int\u0026gt;\u0026gt;(que.begin(), que.end());\n    }\n};\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e 版本二\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003eclass\u003c/span\u003e \u003cspan class=\"pl-en\"\u003eSolution\u003c/span\u003e {\n\u003cspan class=\"pl-k\"\u003epublic:\u003c/span\u003e\n    \u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e 身高从大到小排（身高相同k小的站前面）\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003estatic\u003c/span\u003e \u003cspan class=\"pl-k\"\u003ebool\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ecmp\u003c/span\u003e(\u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026amp; a, \u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026amp; b) {\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e (a[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] == b[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e]) \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e a[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] \u0026lt; b[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e a[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u0026gt; b[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e];\n    }\n    vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt; \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt;\u0026amp; people) {\n        \u003cspan class=\"pl-c1\"\u003esort\u003c/span\u003e (people.\u003cspan class=\"pl-c1\"\u003ebegin\u003c/span\u003e(), people.\u003cspan class=\"pl-c1\"\u003eend\u003c/span\u003e(), cmp);\n        list\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt; que; \u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e list底层是链表实现，插入效率比vector高的多\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e (\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e i = \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e; i \u0026lt; people.\u003cspan class=\"pl-c1\"\u003esize\u003c/span\u003e(); i++) {\n            \u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e position = people[i][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]; \u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e 插入到下标为position的位置\u003c/span\u003e\n            std::list\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt;::iterator it = que.\u003cspan class=\"pl-c1\"\u003ebegin\u003c/span\u003e();\n            \u003cspan class=\"pl-k\"\u003ewhile\u003c/span\u003e (position--) { \u003cspan class=\"pl-c\"\u003e\u003cspan class=\"pl-c\"\u003e//\u003c/span\u003e 寻找在插入位置\u003c/span\u003e\n                it++;\n            }\n            que.\u003cspan class=\"pl-c1\"\u003einsert\u003c/span\u003e(it, people[i]);\n        }\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e vector\u0026lt;vector\u0026lt;\u003cspan class=\"pl-k\"\u003eint\u003c/span\u003e\u0026gt;\u0026gt;(que.\u003cspan class=\"pl-c1\"\u003ebegin\u003c/span\u003e(), que.\u003cspan class=\"pl-c1\"\u003eend\u003c/span\u003e());\n    }\n};\u003c/pre\u003e\u003c/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e时间复杂度：O(nlog n + n^2)\u003c/li\u003e\n\u003cli\u003e空间复杂度：O(n)\u003c/li\u003e\n\u003c/ul\u003e\n\u003cp dir=\"auto\"\u003e大家可以把两个版本的代码提交一下试试，就可以发现其差别了！\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e关于本题使用数组还是使用链表的性能差异，我在\u003ca href=\"https://programmercarl.com/%E6%A0%B9%E6%8D%AE%E8%BA%AB%E9%AB%98%E9%87%8D%E5%BB%BA%E9%98%9F%E5%88%97%EF%BC%88vector%E5%8E%9F%E7%90%86%E8%AE%B2%E8%A7%A3%EF%BC%89.html\" rel=\"nofollow\"\u003e贪心算法：根据身高重建队列（续集）\u003c/a\u003e中详细讲解了一波\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003e总结\u003c/h2\u003e\u003ca id=\"user-content-总结\" class=\"anchor\" aria-label=\"Permalink: 总结\" href=\"#总结\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003e关于出现两个维度一起考虑的情况，我们已经做过两道题目了，另一道就是\u003ca href=\"https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html\" rel=\"nofollow\"\u003e135. 分发糖果\u003c/a\u003e。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e其技巧都是确定一边然后贪心另一边，两边一起考虑，就会顾此失彼\u003c/strong\u003e。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e这道题目可以说比\u003ca href=\"https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html\" rel=\"nofollow\"\u003e135. 分发糖果\u003c/a\u003e难不少，其贪心的策略也是比较巧妙。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e最后我给出了两个版本的代码，可以明显看是使用C++中的list（底层链表实现）比vector（数组）效率高得多。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e对使用某一种语言容器的使用，特性的选择都会不同程度上影响效率\u003c/strong\u003e。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e所以很多人都说写算法题用什么语言都可以，主要体现在算法思维上，其实我是同意的但也不同意。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e对于看别人题解的同学，题解用什么语言其实影响不大，只要题解把所使用语言特性优化的点讲出来，大家都可以看懂，并使用自己语言的时候注意一下。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e对于写题解的同学，刷题用什么语言影响就非常大，如果自己语言没有学好而强调算法和编程语言没关系，其实是会误伤别人的。\u003c/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e这也是我为什么统一使用C++写题解的原因\u003c/strong\u003e\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003e其他语言版本\u003c/h2\u003e\u003ca id=\"user-content-其他语言版本\" class=\"anchor\" aria-label=\"Permalink: 其他语言版本\" href=\"#其他语言版本\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eJava\u003c/h3\u003e\u003ca id=\"user-content-java\" class=\"anchor\" aria-label=\"Permalink: Java\" href=\"#java\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-java notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"class Solution {\n    public int[][] reconstructQueue(int[][] people) {\n        // 身高从大到小排（身高相同k小的站前面）\n        Arrays.sort(people, (a, b) -\u0026gt; {\n            if (a[0] == b[0]) return a[1] - b[1];   // a - b 是升序排列，故在a[0] == b[0]的狀況下，會根據k值升序排列\n            return b[0] - a[0];   //b - a 是降序排列，在a[0] != b[0]，的狀況會根據h值降序排列\n        });\n\n        LinkedList\u0026lt;int[]\u0026gt; que = new LinkedList\u0026lt;\u0026gt;();\n\n        for (int[] p : people) {\n            que.add(p[1],p);   //Linkedlist.add(index, value)，會將value插入到指定index裡。\n        }\n\n        return que.toArray(new int[people.length][]);\n    }\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003eclass\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eSolution\u003c/span\u003e {\n    \u003cspan class=\"pl-k\"\u003epublic\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e[][] \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e[][] \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e) {\n        \u003cspan class=\"pl-c\"\u003e// 身高从大到小排（身高相同k小的站前面）\u003c/span\u003e\n        \u003cspan class=\"pl-smi\"\u003eArrays\u003c/span\u003e.\u003cspan class=\"pl-en\"\u003esort\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, (\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e) -\u0026gt; {\n            \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e (\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] == \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e]) \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] - \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];   \u003cspan class=\"pl-c\"\u003e// a - b 是升序排列，故在a[0] == b[0]的狀況下，會根據k值升序排列\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] - \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e];   \u003cspan class=\"pl-c\"\u003e//b - a 是降序排列，在a[0] != b[0]，的狀況會根據h值降序排列\u003c/span\u003e\n        });\n\n        \u003cspan class=\"pl-smi\"\u003eLinkedList\u003c/span\u003e\u0026lt;\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e[]\u0026gt; \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e = \u003cspan class=\"pl-k\"\u003enew\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eLinkedList\u003c/span\u003e\u0026lt;\u0026gt;();\n\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e (\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e[] \u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e : \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e) {\n            \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e.\u003cspan class=\"pl-en\"\u003eadd\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e],\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e);   \u003cspan class=\"pl-c\"\u003e//Linkedlist.add(index, value)，會將value插入到指定index裡。\u003c/span\u003e\n        }\n\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e.\u003cspan class=\"pl-en\"\u003etoArray\u003c/span\u003e(\u003cspan class=\"pl-k\"\u003enew\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e.\u003cspan class=\"pl-s1\"\u003elength\u003c/span\u003e][]);\n    }\n}\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003ePython\u003c/h3\u003e\u003ca id=\"user-content-python\" class=\"anchor\" aria-label=\"Permalink: Python\" href=\"#python\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-python notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"class Solution:\n    def reconstructQueue(self, people: List[List[int]]) -\u0026gt; List[List[int]]:\n    \t# 先按照h维度的身高顺序从高到低排序。确定第一个维度\n        # lambda返回的是一个元组：当-x[0](维度h）相同时，再根据x[1]（维度k）从小到大排序\n        people.sort(key=lambda x: (-x[0], x[1]))\n        que = []\n\t\n\t# 根据每个元素的第二个维度k，贪心算法，进行插入\n        # people已经排序过了：同一高度时k值小的排前面。\n        for p in people:\n            que.insert(p[1], p)\n        return que\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003eclass\u003c/span\u003e \u003cspan class=\"pl-v\"\u003eSolution\u003c/span\u003e:\n    \u003cspan class=\"pl-k\"\u003edef\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003eself\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e: \u003cspan class=\"pl-v\"\u003eList\u003c/span\u003e[\u003cspan class=\"pl-v\"\u003eList\u003c/span\u003e[\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e]]) \u003cspan class=\"pl-c1\"\u003e-\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-v\"\u003eList\u003c/span\u003e[\u003cspan class=\"pl-v\"\u003eList\u003c/span\u003e[\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e]]:\n    \t\u003cspan class=\"pl-c\"\u003e# 先按照h维度的身高顺序从高到低排序。确定第一个维度\u003c/span\u003e\n        \u003cspan class=\"pl-c\"\u003e# lambda返回的是一个元组：当-x[0](维度h）相同时，再根据x[1]（维度k）从小到大排序\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003esort\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ekey\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e\u003cspan class=\"pl-k\"\u003elambda\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ex\u003c/span\u003e: (\u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ex\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e], \u003cspan class=\"pl-s1\"\u003ex\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]))\n        \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e []\n\t\n\t\u003cspan class=\"pl-c\"\u003e# 根据每个元素的第二个维度k，贪心算法，进行插入\u003c/span\u003e\n        \u003cspan class=\"pl-c\"\u003e# people已经排序过了：同一高度时k值小的排前面。\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ein\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e:\n            \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003einsert\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e], \u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e)\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eque\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eGo\u003c/h3\u003e\u003ca id=\"user-content-go\" class=\"anchor\" aria-label=\"Permalink: Go\" href=\"#go\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-go notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"func reconstructQueue(people [][]int) [][]int {\n    // 先将身高从大到小排序，确定最大个子的相对位置\n    sort.Slice(people, func(i, j int) bool {\n        if people[i][0] == people[j][0] {\n            return people[i][1] \u0026lt; people[j][1]   // 当身高相同时，将K按照从小到大排序\n        }\n        return people[i][0] \u0026gt; people[j][0]     // 身高按照由大到小的顺序来排\n    })\n\n    // 再按照K进行插入排序，优先插入K小的\n\tfor i, p := range people {\n\t\tcopy(people[p[1]+1 : i+1], people[p[1] : i+1])  // 空出一个位置\n\t\tpeople[p[1]] = p\n\t}\n\treturn people\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003efunc\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e [][]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e) [][]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e {\n    \u003cspan class=\"pl-c\"\u003e// 先将身高从大到小排序，确定最大个子的相对位置\u003c/span\u003e\n    \u003cspan class=\"pl-s1\"\u003esort\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eSlice\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, \u003cspan class=\"pl-k\"\u003efunc\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e) \u003cspan class=\"pl-smi\"\u003ebool\u003c/span\u003e {\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e==\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] {\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]   \u003cspan class=\"pl-c\"\u003e// 当身高相同时，将K按照从小到大排序\u003c/span\u003e\n        }\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e]     \u003cspan class=\"pl-c\"\u003e// 身高按照由大到小的顺序来排\u003c/span\u003e\n    })\n\n    \u003cspan class=\"pl-c\"\u003e// 再按照K进行插入排序，优先插入K小的\u003c/span\u003e\n\t\u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-k\"\u003erange\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e {\n\t\t\u003cspan class=\"pl-s1\"\u003ecopy\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]\u003cspan class=\"pl-c1\"\u003e+\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e : \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e+\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e], \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] : \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e+\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e])  \u003cspan class=\"pl-c\"\u003e// 空出一个位置\u003c/span\u003e\n\t\t\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]] \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ep\u003c/span\u003e\n\t}\n\t\u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\n}\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-go notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// 链表实现\nfunc reconstructQueue(people [][]int) [][]int {\n     sort.Slice(people,func (i,j int) bool {\n        if people[i][0] == people[j][0] {\n            return people[i][1] \u0026lt; people[j][1]    //当身高相同时，将K按照从小到大排序\n        }\n        return people[i][0] \u0026gt; people[j][0]\n    })\n    l := list.New()      //创建链表\n    for i:=0; i \u0026lt; len(people); i++ {\n        position := people[i][1]\n        mark := l.PushBack(people[i])      //插入元素\n        e := l.Front()\n        for position != 0 {      //获取相对位置\n            position--\n            e = e.Next()\n        }\n        l.MoveBefore(mark, e)    //移动位置\n        \n    }\n    res := [][]int{}\n    for e := l.Front(); e != nil; e = e.Next() {\n        res = append(res, e.Value.([]int))\n    }\n    return res\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e// 链表实现\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003efunc\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e [][]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e) [][]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e {\n     \u003cspan class=\"pl-s1\"\u003esort\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eSlice\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e,\u003cspan class=\"pl-k\"\u003efunc\u003c/span\u003e (\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e,\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e) \u003cspan class=\"pl-smi\"\u003ebool\u003c/span\u003e {\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e==\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] {\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]    \u003cspan class=\"pl-c\"\u003e//当身高相同时，将K按照从小到大排序\u003c/span\u003e\n        }\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ej\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e]\n    })\n    \u003cspan class=\"pl-s1\"\u003el\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003elist\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eNew\u003c/span\u003e()      \u003cspan class=\"pl-c\"\u003e//创建链表\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003elen\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e); \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e++\u003c/span\u003e {\n        \u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e]\n        \u003cspan class=\"pl-s1\"\u003emark\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003el\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003ePushBack\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e])      \u003cspan class=\"pl-c\"\u003e//插入元素\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003el\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eFront\u003c/span\u003e()\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e!=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e {      \u003cspan class=\"pl-c\"\u003e//获取相对位置\u003c/span\u003e\n            \u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e--\u003c/span\u003e\n            \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eNext\u003c/span\u003e()\n        }\n        \u003cspan class=\"pl-s1\"\u003el\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eMoveBefore\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003emark\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e)    \u003cspan class=\"pl-c\"\u003e//移动位置\u003c/span\u003e\n        \n    }\n    \u003cspan class=\"pl-s1\"\u003eres\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e [][]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e{}\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e:=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003el\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eFront\u003c/span\u003e(); \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e!=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003enil\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eNext\u003c/span\u003e() {\n        \u003cspan class=\"pl-s1\"\u003eres\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eappend\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003eres\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e.\u003cspan class=\"pl-c1\"\u003eValue\u003c/span\u003e.([]\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e))\n    }\n    \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eres\u003c/span\u003e\n}\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eJavascript\u003c/h3\u003e\u003ca id=\"user-content-javascript\" class=\"anchor\" aria-label=\"Permalink: Javascript\" href=\"#javascript\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"var reconstructQueue = function(people) {\n    let queue = []\n    people.sort((a, b ) =\u0026gt; {\n        if(b[0] !== a[0]) {\n            return b[0] - a[0]\n        } else {\n            return a[1] - b[1]\n        }\n        \n    })\n\n    for(let i = 0; i \u0026lt; people.length; i++) {\n        queue.splice(people[i][1], 0, people[i])\n    }\n    return queue\n};\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003equeue\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\n    \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esort\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e!==\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\n        \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e \u003cspan class=\"pl-k\"\u003eelse\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\n        \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n        \n    \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003elength\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e++\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003equeue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esplice\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n    \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003equeue\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eRust\u003c/h3\u003e\u003ca id=\"user-content-rust\" class=\"anchor\" aria-label=\"Permalink: Rust\" href=\"#rust\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-rust notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"impl Solution {\n    pub fn reconstruct_queue(mut people: Vec\u0026lt;Vec\u0026lt;i32\u0026gt;\u0026gt;) -\u0026gt; Vec\u0026lt;Vec\u0026lt;i32\u0026gt;\u0026gt; {\n        let mut queue = vec![];\n        people.sort_by(|a, b| {\n            if a[0] == b[0] {\n                return a[1].cmp(\u0026amp;b[1]);\n            }\n            b[0].cmp(\u0026amp;a[0])\n        });\n        queue.push(people[0].clone());\n        for v in people.iter().skip(1) {\n            queue.insert(v[1] as usize, v.clone());\n        }\n        queue\n    }\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003eimpl\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eSolution\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003epub\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efn\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstruct_queue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-k\"\u003emut\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e:\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eVec\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-smi\"\u003eVec\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-smi\"\u003ei32\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e -\u0026gt; \u003cspan class=\"pl-smi\"\u003eVec\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-smi\"\u003eVec\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-smi\"\u003ei32\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-k\"\u003emut\u003c/span\u003e queue = \u003cspan class=\"pl-en\"\u003evec\u003c/span\u003e\u003cspan class=\"pl-en\"\u003e!\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n        people\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esort_by\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e|a\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e b| \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e a\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e == b\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n                \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e a\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003ecmp\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e\u0026amp;\u003c/span\u003eb\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n            \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n            b\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003ecmp\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e\u0026amp;\u003c/span\u003ea\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n        \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n        queue\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003epush\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003epeople\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eclone\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e v \u003cspan class=\"pl-k\"\u003ein\u003c/span\u003e people\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eiter\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eskip\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n            queue\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003einsert\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003ev\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-k\"\u003eas\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eusize\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e v\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eclone\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n        \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n        queue\n    \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eC\u003c/h3\u003e\u003ca id=\"user-content-c\" class=\"anchor\" aria-label=\"Permalink: C\" href=\"#c\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-c notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"int cmp(const void *p1, const void *p2) {\n    int *pp1 = *(int**)p1;\n    int *pp2 = *(int**)p2;\n    // 若身高相同，则按照k从小到大排列\n    // 若身高不同，按身高从大到小排列\n    return pp1[0] == pp2[0] ? pp1[1] - pp2[1] : pp2[0] - pp1[0];\n}\n\n// 将start与end中间的元素都后移一位\n// start为将要新插入元素的位置\nvoid moveBack(int **people, int peopleSize, int start, int end) {\n    int i;\n    for(i = end; i \u0026gt; start; i--) {\n        people[i] = people[i-1];\n    }\n}\n\nint** reconstructQueue(int** people, int peopleSize, int* peopleColSize, int* returnSize, int** returnColumnSizes){\n    int i;\n    // 将people按身高从大到小排列（若身高相同，按k从小到大排列）\n    qsort(people, peopleSize, sizeof(int*), cmp);\n\n    for(i = 0; i \u0026lt; peopleSize; ++i) {\n        // people[i]要插入的位置\n        int position = people[i][1];\n        int *temp = people[i];\n        // 将position到i中间的元素后移一位\n        // 注：因为已经排好序，position不会比i大。(举例：排序后people最后一位元素最小，其可能的k最大值为peopleSize-2，小于此时的i)\n        moveBack(people, peopleSize, position, i);\n        // 将temp放置到position处\n        people[position] = temp;\n\n    }\n    \n\n    // 设置返回二维数组的大小以及里面每个一维数组的长度\n    *returnSize = peopleSize;\n    *returnColumnSizes = (int*)malloc(sizeof(int) * peopleSize);\n    for(i = 0; i \u0026lt; peopleSize; ++i) {\n        (*returnColumnSizes)[i] = 2;\n    }\n    return people;\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ecmp\u003c/span\u003e(\u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003evoid\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ep1\u003c/span\u003e, \u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003evoid\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ep2\u003c/span\u003e) {\n    \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epp1\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e)\u003cspan class=\"pl-s1\"\u003ep1\u003c/span\u003e;\n    \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epp2\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e)\u003cspan class=\"pl-s1\"\u003ep2\u003c/span\u003e;\n    \u003cspan class=\"pl-c\"\u003e// 若身高相同，则按照k从小到大排列\u003c/span\u003e\n    \u003cspan class=\"pl-c\"\u003e// 若身高不同，按身高从大到小排列\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epp1\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e==\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epp2\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] ? \u003cspan class=\"pl-s1\"\u003epp1\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epp2\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e] : \u003cspan class=\"pl-s1\"\u003epp2\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epp1\u003c/span\u003e[\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e];\n}\n\n\u003cspan class=\"pl-c\"\u003e// 将start与end中间的元素都后移一位\u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// start为将要新插入元素的位置\u003c/span\u003e\n\u003cspan class=\"pl-smi\"\u003evoid\u003c/span\u003e \u003cspan class=\"pl-en\"\u003emoveBack\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003estart\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eend\u003c/span\u003e) {\n    \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e;\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eend\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003estart\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e--\u003c/span\u003e) {\n        \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];\n    }\n}\n\n\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleColSize\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ereturnSize\u003c/span\u003e, \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ereturnColumnSizes\u003c/span\u003e){\n    \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e;\n    \u003cspan class=\"pl-c\"\u003e// 将people按身高从大到小排列（若身高相同，按k从小到大排列）\u003c/span\u003e\n    \u003cspan class=\"pl-en\"\u003eqsort\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e, \u003cspan class=\"pl-k\"\u003esizeof\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e), \u003cspan class=\"pl-s1\"\u003ecmp\u003c/span\u003e);\n\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e; \u003cspan class=\"pl-c1\"\u003e++\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e) {\n        \u003cspan class=\"pl-c\"\u003e// people[i]要插入的位置\u003c/span\u003e\n        \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e][\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e];\n        \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003etemp\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e];\n        \u003cspan class=\"pl-c\"\u003e// 将position到i中间的元素后移一位\u003c/span\u003e\n        \u003cspan class=\"pl-c\"\u003e// 注：因为已经排好序，position不会比i大。(举例：排序后people最后一位元素最小，其可能的k最大值为peopleSize-2，小于此时的i)\u003c/span\u003e\n        \u003cspan class=\"pl-en\"\u003emoveBack\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e, \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e);\n        \u003cspan class=\"pl-c\"\u003e// 将temp放置到position处\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e[\u003cspan class=\"pl-s1\"\u003eposition\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003etemp\u003c/span\u003e;\n\n    }\n    \n\n    \u003cspan class=\"pl-c\"\u003e// 设置返回二维数组的大小以及里面每个一维数组的长度\u003c/span\u003e\n    \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ereturnSize\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e;\n    \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ereturnColumnSizes\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e (\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e)\u003cspan class=\"pl-en\"\u003emalloc\u003c/span\u003e(\u003cspan class=\"pl-k\"\u003esizeof\u003c/span\u003e(\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e) \u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e);\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e(\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e; \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeopleSize\u003c/span\u003e; \u003cspan class=\"pl-c1\"\u003e++\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e) {\n        (\u003cspan class=\"pl-c1\"\u003e*\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ereturnColumnSizes\u003c/span\u003e)[\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e] \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e2\u003c/span\u003e;\n    }\n    \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e;\n}\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eTypeScript\u003c/h3\u003e\u003ca id=\"user-content-typescript\" class=\"anchor\" aria-label=\"Permalink: TypeScript\" href=\"#typescript\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-ts notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"function reconstructQueue(people: number[][]): number[][] {\n    people.sort((a, b) =\u0026gt; {\n        if (a[0] === b[0]) return a[1] - b[1];\n        return b[0] - a[0];\n    });\n    const resArr: number[][] = [];\n    for (let i = 0, length = people.length; i \u0026lt; length; i++) {\n        resArr.splice(people[i][1], 0, people[i]);\n    }\n    return resArr;\n};\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e: \u003cspan class=\"pl-smi\"\u003enumber\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e: \u003cspan class=\"pl-smi\"\u003enumber\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n    \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esort\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u0026gt;\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e===\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n        \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n    \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003econst\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eresArr\u003c/span\u003e: \u003cspan class=\"pl-smi\"\u003enumber\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003elength\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003elength\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e\u0026lt;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003elength\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e++\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003eresArr\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esplice\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ei\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n    \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eresArr\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eScala\u003c/h3\u003e\u003ca id=\"user-content-scala\" class=\"anchor\" aria-label=\"Permalink: Scala\" href=\"#scala\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-scala notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"object Solution {\n  import scala.collection.mutable\n  def reconstructQueue(people: Array[Array[Int]]): Array[Array[Int]] = {\n    val person = people.sortWith((a, b) =\u0026gt; {\n      if (a(0) == b(0)) a(1) \u0026lt; b(1)\n      else a(0) \u0026gt; b(0)\n    })\n\n    var que = mutable.ArrayBuffer[Array[Int]]()\n\n    for (per \u0026lt;- person) {\n      que.insert(per(1), per)\n    }\n\n    que.toArray\n  }\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003eobject\u003c/span\u003e \u003cspan class=\"pl-en\"\u003eSolution\u003c/span\u003e {\n  \u003cspan class=\"pl-k\"\u003eimport\u003c/span\u003e \u003cspan class=\"pl-en\"\u003escala\u003c/span\u003e.\u003cspan class=\"pl-en\"\u003ecollection\u003c/span\u003e.\u003cspan class=\"pl-en\"\u003emutable\u003c/span\u003e\n  \u003cspan class=\"pl-k\"\u003edef\u003c/span\u003e \u003cspan class=\"pl-en\"\u003ereconstructQueue\u003c/span\u003e(\u003cspan class=\"pl-v\"\u003epeople\u003c/span\u003e: \u003cspan class=\"pl-en\"\u003eArray\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eArray\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eInt\u003c/span\u003e]])\u003cspan class=\"pl-k\"\u003e:\u003c/span\u003e \u003cspan class=\"pl-en\"\u003eArray\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eArray\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eInt\u003c/span\u003e]] \u003cspan class=\"pl-k\"\u003e=\u003c/span\u003e {\n    \u003cspan class=\"pl-k\"\u003eval\u003c/span\u003e \u003cspan class=\"pl-v\"\u003eperson\u003c/span\u003e \u003cspan class=\"pl-k\"\u003e=\u003c/span\u003e people.sortWith((a, b) \u003cspan class=\"pl-k\"\u003e=\u0026gt;\u003c/span\u003e {\n      \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e (a(\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e) \u003cspan class=\"pl-k\"\u003e==\u003c/span\u003e b(\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e)) a(\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e) \u003cspan class=\"pl-k\"\u003e\u0026lt;\u003c/span\u003e b(\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e)\n      \u003cspan class=\"pl-k\"\u003eelse\u003c/span\u003e a(\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e) \u003cspan class=\"pl-k\"\u003e\u0026gt;\u003c/span\u003e b(\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e)\n    })\n\n    \u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-v\"\u003eque\u003c/span\u003e \u003cspan class=\"pl-k\"\u003e=\u003c/span\u003e mutable.\u003cspan class=\"pl-en\"\u003eArrayBuffer\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eArray\u003c/span\u003e[\u003cspan class=\"pl-en\"\u003eInt\u003c/span\u003e]]()\n\n    \u003cspan class=\"pl-k\"\u003efor\u003c/span\u003e (per \u003cspan class=\"pl-k\"\u003e\u0026lt;-\u003c/span\u003e person) {\n      que.insert(per(\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e), per)\n    }\n\n    que.toArray\n  }\n}\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch3 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eC#\u003c/h3\u003e\u003ca id=\"user-content-c-1\" class=\"anchor\" aria-label=\"Permalink: C#\" href=\"#c-1\"\u003e\u003csvg data-component=\"Octicon\" class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-cs notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"public class Solution\n{\n    public int[][] ReconstructQueue(int[][] people)\n    {\n        Array.Sort(people, (a, b) =\u0026gt;\n        {\n            if (a[0] == b[0])\n            {\n                return a[1] - b[1];\n            }\n            return b[0] - a[0];\n        });\n        var res = new List\u0026lt;int[]\u0026gt;();\n        for (int i = 0; i \u0026lt; people.Length; i++)\n        {\n            res.Insert(people[i][1], people[i]);\n        }\n        return res.ToArray();\n    }\n}\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003epublic\u003c/span\u003e \u003cspan class=\"pl-k\"\u003eclass\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eSolution\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n    \u003cspan class=\"pl-k\"\u003epublic\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-en\"\u003eReconstructQueue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-smi\"\u003eint\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n    \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n        \u003cspan class=\"pl-s1\"\u003eArray\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eSort\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003epeople\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u0026gt;\u003c/span\u003e\n        \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003eif\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e==\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n            \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n                \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ea\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e-\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e]\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n            \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n            \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eb\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e[\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan 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align=\"center\"\u003e","\u003ca href=\"https://www.programmercarl.com/xunlian/xunlianying.html\" target=\"_blank\"\u003e","  \u003cimg src=\"../pics/训练营.png\" width=\"1000\"/\u003e","\u003c/a\u003e","\u003cp align=\"center\"\u003e\u003cstrong\u003e\u003ca href=\"./qita/join.md\"\u003e参与本项目\u003c/a\u003e，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们受益！\u003c/strong\u003e\u003c/p\u003e","","","# 406.根据身高重建队列","","[力扣题目链接](https://leetcode.cn/problems/queue-reconstruction-by-height/)","","假设有打乱顺序的一群人站成一个队列，数组 people 表示队列中一些人的属性（不一定按顺序）。每个 people[i] = [hi, ki] 表示第 i 个人的身高为 hi ，前面 正好 有 ki 个身高大于或等于 hi 的人。","","请你重新构造并返回输入数组 people 所表示的队列。返回的队列应该格式化为数组 queue ，其中 queue[j] = [hj, kj] 是队列中第 j 个人的属性（queue[0] 是排在队列前面的人）。","","示例 1：","* 输入：people = [[7,0],[4,4],[7,1],[5,0],[6,1],[5,2]]","* 输出：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]","* 解释：","    * 编号为 0 的人身高为 5 ，没有身高更高或者相同的人排在他前面。","    * 编号为 1 的人身高为 7 ，没有身高更高或者相同的人排在他前面。","    * 编号为 2 的人身高为 5 ，有 2 个身高更高或者相同的人排在他前面，即编号为 0 和 1 的人。","    * 编号为 3 的人身高为 6 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。","    * 编号为 4 的人身高为 4 ，有 4 个身高更高或者相同的人排在他前面，即编号为 0、1、2、3 的人。","    * 编号为 5 的人身高为 7 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。","    * 因此 [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]] 是重新构造后的队列。","","示例 2：","* 输入：people = [[6,0],[5,0],[4,0],[3,2],[2,2],[1,4]]","* 输出：[[4,0],[5,0],[2,2],[3,2],[1,4],[6,0]]","","提示：","","* 1 \u003c= people.length \u003c= 2000","* 0 \u003c= hi \u003c= 10^6","* 0 \u003c= ki \u003c people.length","","题目数据确保队列可以被重建","","## 算法公开课","","**[《代码随想录》算法视频公开课](https://programmercarl.com/other/gongkaike.html)：[贪心算法，不要两边一起贪，会顾此失彼 | LeetCode：406.根据身高重建队列](https://www.bilibili.com/video/BV1EA411675Y)，相信结合视频在看本篇题解，更有助于大家对本题的理解**。","","## 思路","","本题有两个维度，h和k，看到这种题目一定要想如何确定一个维度，然后再按照另一个维度重新排列。","","其实如果大家认真做了[135. 分发糖果](https://programmercarl.com/0135.分发糖果.html)，就会发现和此题有点点的像。","","在[135. 分发糖果](https://programmercarl.com/0135.分发糖果.html)我就强调过一次，遇到两个维度权衡的时候，一定要先确定一个维度，再确定另一个维度。","","**如果两个维度一起考虑一定会顾此失彼**。","","对于本题相信大家困惑的点是先确定k还是先确定h呢，也就是究竟先按h排序呢，还是先按照k排序呢？","","如果按照k来从小到大排序，排完之后，会发现k的排列并不符合条件，身高也不符合条件，两个维度哪一个都没确定下来。","","那么按照身高h来排序呢，身高一定是从大到小排（身高相同的话则k小的站前面），让高个子在前面。","","**此时我们可以确定一个维度了，就是身高，前面的节点一定都比本节点高！**","","那么只需要按照k为下标重新插入队列就可以了，为什么呢？","","以图中{5,2} 为例：","","![406.根据身高重建队列](https://code-thinking-1253855093.file.myqcloud.com/pics/20201216201851982.png)","","","按照身高排序之后，优先按身高高的people的k来插入，后序插入节点也不会影响前面已经插入的节点，最终按照k的规则完成了队列。","","所以在按照身高从大到小排序后：","","**局部最优：优先按身高高的people的k来插入。插入操作过后的people满足队列属性**","","**全局最优：最后都做完插入操作，整个队列满足题目队列属性**","","局部最优可推出全局最优，找不出反例，那就试试贪心。","","一些同学可能也会疑惑，你怎么知道局部最优就可以推出全局最优呢？ 有数学证明么？","","在贪心系列开篇词[关于贪心算法，你该了解这些！](https://programmercarl.com/贪心算法理论基础.html)中，我已经讲过了这个问题了。","","刷题或者面试的时候，手动模拟一下感觉可以局部最优推出整体最优，而且想不到反例，那么就试一试贪心，至于严格的数学证明，就不在讨论范围内了。","","如果没有读过[关于贪心算法，你该了解这些！](https://programmercarl.com/贪心算法理论基础.html)的同学建议读一下，相信对贪心就有初步的了解了。","","回归本题，整个插入过程如下：","","排序完的people：","[[7,0], [7,1], [6,1], [5,0], [5,2]，[4,4]]","","插入的过程：","* 插入[7,0]：[[7,0]]","* 插入[7,1]：[[7,0],[7,1]]","* 插入[6,1]：[[7,0],[6,1],[7,1]]","* 插入[5,0]：[[5,0],[7,0],[6,1],[7,1]]","* 插入[5,2]：[[5,0],[7,0],[5,2],[6,1],[7,1]]","* 插入[4,4]：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]","","此时就按照题目的要求完成了重新排列。","","C++代码如下：","","```CPP","// 版本一","class Solution {","public:","    static bool cmp(const vector\u003cint\u003e\u0026 a, const vector\u003cint\u003e\u0026 b) {","        if (a[0] == b[0]) return a[1] \u003c b[1];","        return a[0] \u003e b[0];","    }","    vector\u003cvector\u003cint\u003e\u003e reconstructQueue(vector\u003cvector\u003cint\u003e\u003e\u0026 people) {","        sort (people.begin(), people.end(), cmp);","        vector\u003cvector\u003cint\u003e\u003e que;","        for (int i = 0; i \u003c people.size(); i++) {","            int position = people[i][1];","            que.insert(que.begin() + position, people[i]);","        }","        return que;","    }","};","```","* 时间复杂度：O(nlog n + n^2)","* 空间复杂度：O(n)","","但使用vector是非常费时的，C++中vector（可以理解是一个动态数组，底层是普通数组实现的）如果插入元素大于预先普通数组大小，vector底部会有一个扩容的操作，即申请两倍于原先普通数组的大小，然后把数据拷贝到另一个更大的数组上。","","所以使用vector（动态数组）来insert，是费时的，插入再拷贝的话，单纯一个插入的操作就是O(n^2)了，甚至可能拷贝好几次，就不止O(n^2)了。","","改成链表之后，C++代码如下：","","```CPP","// 版本二","class Solution {","public:","    // 身高从大到小排（身高相同k小的站前面）","    static bool cmp(const vector\u003cint\u003e\u0026 a, const vector\u003cint\u003e\u0026 b) {","        if (a[0] == b[0]) return a[1] \u003c b[1];","        return a[0] \u003e b[0];","    }","    vector\u003cvector\u003cint\u003e\u003e reconstructQueue(vector\u003cvector\u003cint\u003e\u003e\u0026 people) {","        sort (people.begin(), people.end(), cmp);","        list\u003cvector\u003cint\u003e\u003e que; // list底层是链表实现，插入效率比vector高的多","        for (int i = 0; i \u003c people.size(); i++) {","            int position = people[i][1]; // 插入到下标为position的位置","            std::list\u003cvector\u003cint\u003e\u003e::iterator it = que.begin();","            while (position--) { // 寻找在插入位置","                it++;","            }","            que.insert(it, people[i]);","        }","        return vector\u003cvector\u003cint\u003e\u003e(que.begin(), que.end());","    }","};","```","","* 时间复杂度：O(nlog n + n^2)","* 空间复杂度：O(n)","","大家可以把两个版本的代码提交一下试试，就可以发现其差别了！","","关于本题使用数组还是使用链表的性能差异，我在[贪心算法：根据身高重建队列（续集）](https://programmercarl.com/根据身高重建队列（vector原理讲解）.html)中详细讲解了一波","","## 总结","","关于出现两个维度一起考虑的情况，我们已经做过两道题目了，另一道就是[135. 分发糖果](https://programmercarl.com/0135.分发糖果.html)。","","**其技巧都是确定一边然后贪心另一边，两边一起考虑，就会顾此失彼**。","","这道题目可以说比[135. 分发糖果](https://programmercarl.com/0135.分发糖果.html)难不少，其贪心的策略也是比较巧妙。","","最后我给出了两个版本的代码，可以明显看是使用C++中的list（底层链表实现）比vector（数组）效率高得多。","","**对使用某一种语言容器的使用，特性的选择都会不同程度上影响效率**。","","所以很多人都说写算法题用什么语言都可以，主要体现在算法思维上，其实我是同意的但也不同意。","","对于看别人题解的同学，题解用什么语言其实影响不大，只要题解把所使用语言特性优化的点讲出来，大家都可以看懂，并使用自己语言的时候注意一下。","","对于写题解的同学，刷题用什么语言影响就非常大，如果自己语言没有学好而强调算法和编程语言没关系，其实是会误伤别人的。","","**这也是我为什么统一使用C++写题解的原因**","","","## 其他语言版本","","","### Java ","```java","class Solution {","    public int[][] reconstructQueue(int[][] people) {","        // 身高从大到小排（身高相同k小的站前面）","        Arrays.sort(people, (a, b) -\u003e {","            if (a[0] == b[0]) return a[1] - b[1];   // a - b 是升序排列，故在a[0] == b[0]的狀況下，會根據k值升序排列","            return b[0] - a[0];   //b - a 是降序排列，在a[0] != b[0]，的狀況會根據h值降序排列","        });","","        LinkedList\u003cint[]\u003e que = new LinkedList\u003c\u003e();","","        for (int[] p : people) {","            que.add(p[1],p);   //Linkedlist.add(index, value)，會將value插入到指定index裡。","        }","","        return que.toArray(new int[people.length][]);","    }","}","```","","### Python","```python","class Solution:","    def reconstructQueue(self, people: List[List[int]]) -\u003e List[List[int]]:","    \t# 先按照h维度的身高顺序从高到低排序。确定第一个维度","        # lambda返回的是一个元组：当-x[0](维度h）相同时，再根据x[1]（维度k）从小到大排序","        people.sort(key=lambda x: (-x[0], x[1]))","        que = []","\t","\t# 根据每个元素的第二个维度k，贪心算法，进行插入","        # people已经排序过了：同一高度时k值小的排前面。","        for p in people:","            que.insert(p[1], p)","        return que","```","","### Go","```go","func reconstructQueue(people [][]int) [][]int {","    // 先将身高从大到小排序，确定最大个子的相对位置","    sort.Slice(people, func(i, j int) bool {","        if people[i][0] == people[j][0] {","            return people[i][1] \u003c people[j][1]   // 当身高相同时，将K按照从小到大排序","        }","        return people[i][0] \u003e people[j][0]     // 身高按照由大到小的顺序来排","    })","","    // 再按照K进行插入排序，优先插入K小的","\tfor i, p := range people {","\t\tcopy(people[p[1]+1 : i+1], people[p[1] : i+1])  // 空出一个位置","\t\tpeople[p[1]] = p","\t}","\treturn people","}","```","```go","// 链表实现","func reconstructQueue(people [][]int) [][]int {","     sort.Slice(people,func (i,j int) bool {","        if people[i][0] == people[j][0] {","            return people[i][1] \u003c people[j][1]    //当身高相同时，将K按照从小到大排序","        }","        return people[i][0] \u003e people[j][0]","    })","    l := list.New()      //创建链表","    for i:=0; i \u003c len(people); i++ {","        position := people[i][1]","        mark := l.PushBack(people[i])      //插入元素","        e := l.Front()","        for position != 0 {      //获取相对位置","            position--","            e = e.Next()","        }","        l.MoveBefore(mark, e)    //移动位置","        ","    }","    res := [][]int{}","    for e := l.Front(); e != nil; e = e.Next() {","        res = append(res, e.Value.([]int))","    }","    return res","}","```","","### Javascript ","","```Javascript","var reconstructQueue = function(people) {","    let queue = []","    people.sort((a, b ) =\u003e {","        if(b[0] !== a[0]) {","            return b[0] - a[0]","        } else {","            return a[1] - b[1]","        }","        ","    })","","    for(let i = 0; i \u003c people.length; i++) {","        queue.splice(people[i][1], 0, people[i])","    }","    return queue","};","```","","### Rust","","```Rust","impl Solution {","    pub fn reconstruct_queue(mut people: Vec\u003cVec\u003ci32\u003e\u003e) -\u003e Vec\u003cVec\u003ci32\u003e\u003e {","        let mut queue = vec![];","        people.sort_by(|a, b| {","            if a[0] == b[0] {","                return a[1].cmp(\u0026b[1]);","            }","            b[0].cmp(\u0026a[0])","        });","        queue.push(people[0].clone());","        for v in people.iter().skip(1) {","            queue.insert(v[1] as usize, v.clone());","        }","        queue","    }","}","```","","### C","```c","int cmp(const void *p1, const void *p2) {","    int *pp1 = *(int**)p1;","    int *pp2 = *(int**)p2;","    // 若身高相同，则按照k从小到大排列","    // 若身高不同，按身高从大到小排列","    return pp1[0] == pp2[0] ? pp1[1] - pp2[1] : pp2[0] - pp1[0];","}","","// 将start与end中间的元素都后移一位","// start为将要新插入元素的位置","void moveBack(int **people, int peopleSize, int start, int end) {","    int i;","    for(i = end; i \u003e start; i--) {","        people[i] = people[i-1];","    }","}","","int** reconstructQueue(int** people, int peopleSize, int* peopleColSize, int* returnSize, int** returnColumnSizes){","    int i;","    // 将people按身高从大到小排列（若身高相同，按k从小到大排列）","    qsort(people, peopleSize, sizeof(int*), cmp);","","    for(i = 0; i \u003c peopleSize; ++i) {","        // people[i]要插入的位置","        int position = people[i][1];","        int *temp = people[i];","        // 将position到i中间的元素后移一位","        // 注：因为已经排好序，position不会比i大。(举例：排序后people最后一位元素最小，其可能的k最大值为peopleSize-2，小于此时的i)","        moveBack(people, peopleSize, position, i);","        // 将temp放置到position处","        people[position] = temp;","","    }","    ","","    // 设置返回二维数组的大小以及里面每个一维数组的长度","    *returnSize = peopleSize;","    *returnColumnSizes = (int*)malloc(sizeof(int) * peopleSize);","    for(i = 0; i \u003c peopleSize; ++i) {","        (*returnColumnSizes)[i] = 2;","    }","    return people;","}","```","","### TypeScript","","```typescript","function reconstructQueue(people: number[][]): number[][] {","    people.sort((a, b) =\u003e {","        if (a[0] === b[0]) return a[1] - b[1];","        return b[0] - a[0];","    });","    const resArr: number[][] = [];","    for (let i = 0, length = people.length; i \u003c length; i++) {","        resArr.splice(people[i][1], 0, people[i]);","    }","    return resArr;","};","```","","### Scala","","```scala","object Solution {","  import scala.collection.mutable","  def reconstructQueue(people: Array[Array[Int]]): Array[Array[Int]] = {","    val person = people.sortWith((a, b) =\u003e {","      if (a(0) == b(0)) a(1) \u003c b(1)","      else a(0) \u003e b(0)","    })","","    var que = mutable.ArrayBuffer[Array[Int]]()","","    for (per \u003c- person) {","      que.insert(per(1), per)","    }","","    que.toArray","  }","}","```","### C#","```csharp","public class Solution","{","    public int[][] ReconstructQueue(int[][] people)","    {","        Array.Sort(people, (a, b) =\u003e","        {","            if (a[0] == b[0])","            {","                return a[1] - b[1];","            }","            return b[0] - a[0];","        });","        var res = new List\u003cint[]\u003e();","        for (int i = 0; i \u003c people.Length; i++)","        {","            res.Insert(people[i][1], people[i]);","        }","        return res.ToArray();","    }","}","```","","","","\u003cp align=\"center\"\u003e","\u003ca href=\"https://programmercarl.com/other/kstar.html\" target=\"_blank\"\u003e","  \u003cimg src=\"../pics/网站星球宣传海报.jpg\" 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<div class="markdown-heading" dir="auto"><h1 tabindex="-1" class="heading-element" dir="auto">406.根据身高重建队列</h1><a id="user-content-406根据身高重建队列" class="anchor" aria-label="Permalink: 406.根据身高重建队列" href="#406根据身高重建队列"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<p dir="auto"><a href="https://leetcode.cn/problems/queue-reconstruction-by-height/" rel="nofollow">力扣题目链接</a></p>
<p dir="auto">假设有打乱顺序的一群人站成一个队列，数组 people 表示队列中一些人的属性（不一定按顺序）。每个 people[i] = [hi, ki] 表示第 i 个人的身高为 hi ，前面 正好 有 ki 个身高大于或等于 hi 的人。</p>
<p dir="auto">请你重新构造并返回输入数组 people 所表示的队列。返回的队列应该格式化为数组 queue ，其中 queue[j] = [hj, kj] 是队列中第 j 个人的属性（queue[0] 是排在队列前面的人）。</p>
<p dir="auto">示例 1：</p>
<ul dir="auto">
<li>输入：people = [[7,0],[4,4],[7,1],[5,0],[6,1],[5,2]]</li>
<li>输出：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]</li>
<li>解释：
<ul dir="auto">
<li>编号为 0 的人身高为 5 ，没有身高更高或者相同的人排在他前面。</li>
<li>编号为 1 的人身高为 7 ，没有身高更高或者相同的人排在他前面。</li>
<li>编号为 2 的人身高为 5 ，有 2 个身高更高或者相同的人排在他前面，即编号为 0 和 1 的人。</li>
<li>编号为 3 的人身高为 6 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。</li>
<li>编号为 4 的人身高为 4 ，有 4 个身高更高或者相同的人排在他前面，即编号为 0、1、2、3 的人。</li>
<li>编号为 5 的人身高为 7 ，有 1 个身高更高或者相同的人排在他前面，即编号为 1 的人。</li>
<li>因此 [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]] 是重新构造后的队列。</li>
</ul>
</li>
</ul>
<p dir="auto">示例 2：</p>
<ul dir="auto">
<li>输入：people = [[6,0],[5,0],[4,0],[3,2],[2,2],[1,4]]</li>
<li>输出：[[4,0],[5,0],[2,2],[3,2],[1,4],[6,0]]</li>
</ul>
<p dir="auto">提示：</p>
<ul dir="auto">
<li>1 &lt;= people.length &lt;= 2000</li>
<li>0 &lt;= hi &lt;= 10^6</li>
<li>0 &lt;= ki &lt; people.length</li>
</ul>
<p dir="auto">题目数据确保队列可以被重建</p>
<div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">算法公开课</h2><a id="user-content-算法公开课" class="anchor" aria-label="Permalink: 算法公开课" href="#算法公开课"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<p dir="auto"><strong><a href="https://programmercarl.com/other/gongkaike.html" rel="nofollow">《代码随想录》算法视频公开课</a>：<a href="https://www.bilibili.com/video/BV1EA411675Y" rel="nofollow">贪心算法，不要两边一起贪，会顾此失彼 | LeetCode：406.根据身高重建队列</a>，相信结合视频在看本篇题解，更有助于大家对本题的理解</strong>。</p>
<div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">思路</h2><a id="user-content-思路" class="anchor" aria-label="Permalink: 思路" href="#思路"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<p dir="auto">本题有两个维度，h和k，看到这种题目一定要想如何确定一个维度，然后再按照另一个维度重新排列。</p>
<p dir="auto">其实如果大家认真做了<a href="https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html" rel="nofollow">135. 分发糖果</a>，就会发现和此题有点点的像。</p>
<p dir="auto">在<a href="https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html" rel="nofollow">135. 分发糖果</a>我就强调过一次，遇到两个维度权衡的时候，一定要先确定一个维度，再确定另一个维度。</p>
<p dir="auto"><strong>如果两个维度一起考虑一定会顾此失彼</strong>。</p>
<p dir="auto">对于本题相信大家困惑的点是先确定k还是先确定h呢，也就是究竟先按h排序呢，还是先按照k排序呢？</p>
<p dir="auto">如果按照k来从小到大排序，排完之后，会发现k的排列并不符合条件，身高也不符合条件，两个维度哪一个都没确定下来。</p>
<p dir="auto">那么按照身高h来排序呢，身高一定是从大到小排（身高相同的话则k小的站前面），让高个子在前面。</p>
<p dir="auto"><strong>此时我们可以确定一个维度了，就是身高，前面的节点一定都比本节点高！</strong></p>
<p dir="auto">那么只需要按照k为下标重新插入队列就可以了，为什么呢？</p>
<p dir="auto">以图中{5,2} 为例：</p>
<p dir="auto"><a target="_blank" rel="noopener noreferrer nofollow" href="https://camo.githubusercontent.com/7f58834e35f113f854c55e563d8e75c88fb3d67420ed25dec42a0cab9a1f712c/68747470733a2f2f636f64652d7468696e6b696e672d313235333835353039332e66696c652e6d7971636c6f75642e636f6d2f706963732f32303230313231363230313835313938322e706e67"><img src="https://camo.githubusercontent.com/7f58834e35f113f854c55e563d8e75c88fb3d67420ed25dec42a0cab9a1f712c/68747470733a2f2f636f64652d7468696e6b696e672d313235333835353039332e66696c652e6d7971636c6f75642e636f6d2f706963732f32303230313231363230313835313938322e706e67" alt="406.根据身高重建队列" data-canonical-src="https://code-thinking-1253855093.file.myqcloud.com/pics/20201216201851982.png" style="max-width: 100%;"></a></p>
<p dir="auto">按照身高排序之后，优先按身高高的people的k来插入，后序插入节点也不会影响前面已经插入的节点，最终按照k的规则完成了队列。</p>
<p dir="auto">所以在按照身高从大到小排序后：</p>
<p dir="auto"><strong>局部最优：优先按身高高的people的k来插入。插入操作过后的people满足队列属性</strong></p>
<p dir="auto"><strong>全局最优：最后都做完插入操作，整个队列满足题目队列属性</strong></p>
<p dir="auto">局部最优可推出全局最优，找不出反例，那就试试贪心。</p>
<p dir="auto">一些同学可能也会疑惑，你怎么知道局部最优就可以推出全局最优呢？ 有数学证明么？</p>
<p dir="auto">在贪心系列开篇词<a href="https://programmercarl.com/%E8%B4%AA%E5%BF%83%E7%AE%97%E6%B3%95%E7%90%86%E8%AE%BA%E5%9F%BA%E7%A1%80.html" rel="nofollow">关于贪心算法，你该了解这些！</a>中，我已经讲过了这个问题了。</p>
<p dir="auto">刷题或者面试的时候，手动模拟一下感觉可以局部最优推出整体最优，而且想不到反例，那么就试一试贪心，至于严格的数学证明，就不在讨论范围内了。</p>
<p dir="auto">如果没有读过<a href="https://programmercarl.com/%E8%B4%AA%E5%BF%83%E7%AE%97%E6%B3%95%E7%90%86%E8%AE%BA%E5%9F%BA%E7%A1%80.html" rel="nofollow">关于贪心算法，你该了解这些！</a>的同学建议读一下，相信对贪心就有初步的了解了。</p>
<p dir="auto">回归本题，整个插入过程如下：</p>
<p dir="auto">排序完的people：
[[7,0], [7,1], [6,1], [5,0], [5,2]，[4,4]]</p>
<p dir="auto">插入的过程：</p>
<ul dir="auto">
<li>插入[7,0]：[[7,0]]</li>
<li>插入[7,1]：[[7,0],[7,1]]</li>
<li>插入[6,1]：[[7,0],[6,1],[7,1]]</li>
<li>插入[5,0]：[[5,0],[7,0],[6,1],[7,1]]</li>
<li>插入[5,2]：[[5,0],[7,0],[5,2],[6,1],[7,1]]</li>
<li>插入[4,4]：[[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]</li>
</ul>
<p dir="auto">此时就按照题目的要求完成了重新排列。</p>
<p dir="auto">C++代码如下：</p>
<div class="highlight highlight-source-c++ notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// 版本一
class Solution {
public:
    static bool cmp(const vector&lt;int&gt;&amp; a, const vector&lt;int&gt;&amp; b) {
        if (a[0] == b[0]) return a[1] &lt; b[1];
        return a[0] &gt; b[0];
    }
    vector&lt;vector&lt;int&gt;&gt; reconstructQueue(vector&lt;vector&lt;int&gt;&gt;&amp; people) {
        sort (people.begin(), people.end(), cmp);
        vector&lt;vector&lt;int&gt;&gt; que;
        for (int i = 0; i &lt; people.size(); i++) {
            int position = people[i][1];
            que.insert(que.begin() + position, people[i]);
        }
        return que;
    }
};"><pre><span class="pl-c"><span class="pl-c">//</span> 版本一</span>
<span class="pl-k">class</span> <span class="pl-en">Solution</span> {
<span class="pl-k">public:</span>
    <span class="pl-k">static</span> <span class="pl-k">bool</span> <span class="pl-en">cmp</span>(<span class="pl-k">const</span> vector&lt;<span class="pl-k">int</span>&gt;&amp; a, <span class="pl-k">const</span> vector&lt;<span class="pl-k">int</span>&gt;&amp; b) {
        <span class="pl-k">if</span> (a[<span class="pl-c1">0</span>] == b[<span class="pl-c1">0</span>]) <span class="pl-k">return</span> a[<span class="pl-c1">1</span>] &lt; b[<span class="pl-c1">1</span>];
        <span class="pl-k">return</span> a[<span class="pl-c1">0</span>] &gt; b[<span class="pl-c1">0</span>];
    }
    vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt; <span class="pl-en">reconstructQueue</span>(vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt;&amp; people) {
        <span class="pl-c1">sort</span> (people.<span class="pl-c1">begin</span>(), people.<span class="pl-c1">end</span>(), cmp);
        vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt; que;
        <span class="pl-k">for</span> (<span class="pl-k">int</span> i = <span class="pl-c1">0</span>; i &lt; people.<span class="pl-c1">size</span>(); i++) {
            <span class="pl-k">int</span> position = people[i][<span class="pl-c1">1</span>];
            que.<span class="pl-c1">insert</span>(que.<span class="pl-c1">begin</span>() + position, people[i]);
        }
        <span class="pl-k">return</span> que;
    }
};</pre></div>
<ul dir="auto">
<li>时间复杂度：O(nlog n + n^2)</li>
<li>空间复杂度：O(n)</li>
</ul>
<p dir="auto">但使用vector是非常费时的，C++中vector（可以理解是一个动态数组，底层是普通数组实现的）如果插入元素大于预先普通数组大小，vector底部会有一个扩容的操作，即申请两倍于原先普通数组的大小，然后把数据拷贝到另一个更大的数组上。</p>
<p dir="auto">所以使用vector（动态数组）来insert，是费时的，插入再拷贝的话，单纯一个插入的操作就是O(n^2)了，甚至可能拷贝好几次，就不止O(n^2)了。</p>
<p dir="auto">改成链表之后，C++代码如下：</p>
<div class="highlight highlight-source-c++ notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// 版本二
class Solution {
public:
    // 身高从大到小排（身高相同k小的站前面）
    static bool cmp(const vector&lt;int&gt;&amp; a, const vector&lt;int&gt;&amp; b) {
        if (a[0] == b[0]) return a[1] &lt; b[1];
        return a[0] &gt; b[0];
    }
    vector&lt;vector&lt;int&gt;&gt; reconstructQueue(vector&lt;vector&lt;int&gt;&gt;&amp; people) {
        sort (people.begin(), people.end(), cmp);
        list&lt;vector&lt;int&gt;&gt; que; // list底层是链表实现，插入效率比vector高的多
        for (int i = 0; i &lt; people.size(); i++) {
            int position = people[i][1]; // 插入到下标为position的位置
            std::list&lt;vector&lt;int&gt;&gt;::iterator it = que.begin();
            while (position--) { // 寻找在插入位置
                it++;
            }
            que.insert(it, people[i]);
        }
        return vector&lt;vector&lt;int&gt;&gt;(que.begin(), que.end());
    }
};"><pre><span class="pl-c"><span class="pl-c">//</span> 版本二</span>
<span class="pl-k">class</span> <span class="pl-en">Solution</span> {
<span class="pl-k">public:</span>
    <span class="pl-c"><span class="pl-c">//</span> 身高从大到小排（身高相同k小的站前面）</span>
    <span class="pl-k">static</span> <span class="pl-k">bool</span> <span class="pl-en">cmp</span>(<span class="pl-k">const</span> vector&lt;<span class="pl-k">int</span>&gt;&amp; a, <span class="pl-k">const</span> vector&lt;<span class="pl-k">int</span>&gt;&amp; b) {
        <span class="pl-k">if</span> (a[<span class="pl-c1">0</span>] == b[<span class="pl-c1">0</span>]) <span class="pl-k">return</span> a[<span class="pl-c1">1</span>] &lt; b[<span class="pl-c1">1</span>];
        <span class="pl-k">return</span> a[<span class="pl-c1">0</span>] &gt; b[<span class="pl-c1">0</span>];
    }
    vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt; <span class="pl-en">reconstructQueue</span>(vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt;&amp; people) {
        <span class="pl-c1">sort</span> (people.<span class="pl-c1">begin</span>(), people.<span class="pl-c1">end</span>(), cmp);
        list&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt; que; <span class="pl-c"><span class="pl-c">//</span> list底层是链表实现，插入效率比vector高的多</span>
        <span class="pl-k">for</span> (<span class="pl-k">int</span> i = <span class="pl-c1">0</span>; i &lt; people.<span class="pl-c1">size</span>(); i++) {
            <span class="pl-k">int</span> position = people[i][<span class="pl-c1">1</span>]; <span class="pl-c"><span class="pl-c">//</span> 插入到下标为position的位置</span>
            std::list&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt;::iterator it = que.<span class="pl-c1">begin</span>();
            <span class="pl-k">while</span> (position--) { <span class="pl-c"><span class="pl-c">//</span> 寻找在插入位置</span>
                it++;
            }
            que.<span class="pl-c1">insert</span>(it, people[i]);
        }
        <span class="pl-k">return</span> vector&lt;vector&lt;<span class="pl-k">int</span>&gt;&gt;(que.<span class="pl-c1">begin</span>(), que.<span class="pl-c1">end</span>());
    }
};</pre></div>
<ul dir="auto">
<li>时间复杂度：O(nlog n + n^2)</li>
<li>空间复杂度：O(n)</li>
</ul>
<p dir="auto">大家可以把两个版本的代码提交一下试试，就可以发现其差别了！</p>
<p dir="auto">关于本题使用数组还是使用链表的性能差异，我在<a href="https://programmercarl.com/%E6%A0%B9%E6%8D%AE%E8%BA%AB%E9%AB%98%E9%87%8D%E5%BB%BA%E9%98%9F%E5%88%97%EF%BC%88vector%E5%8E%9F%E7%90%86%E8%AE%B2%E8%A7%A3%EF%BC%89.html" rel="nofollow">贪心算法：根据身高重建队列（续集）</a>中详细讲解了一波</p>
<div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">总结</h2><a id="user-content-总结" class="anchor" aria-label="Permalink: 总结" href="#总结"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<p dir="auto">关于出现两个维度一起考虑的情况，我们已经做过两道题目了，另一道就是<a href="https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html" rel="nofollow">135. 分发糖果</a>。</p>
<p dir="auto"><strong>其技巧都是确定一边然后贪心另一边，两边一起考虑，就会顾此失彼</strong>。</p>
<p dir="auto">这道题目可以说比<a href="https://programmercarl.com/0135.%E5%88%86%E5%8F%91%E7%B3%96%E6%9E%9C.html" rel="nofollow">135. 分发糖果</a>难不少，其贪心的策略也是比较巧妙。</p>
<p dir="auto">最后我给出了两个版本的代码，可以明显看是使用C++中的list（底层链表实现）比vector（数组）效率高得多。</p>
<p dir="auto"><strong>对使用某一种语言容器的使用，特性的选择都会不同程度上影响效率</strong>。</p>
<p dir="auto">所以很多人都说写算法题用什么语言都可以，主要体现在算法思维上，其实我是同意的但也不同意。</p>
<p dir="auto">对于看别人题解的同学，题解用什么语言其实影响不大，只要题解把所使用语言特性优化的点讲出来，大家都可以看懂，并使用自己语言的时候注意一下。</p>
<p dir="auto">对于写题解的同学，刷题用什么语言影响就非常大，如果自己语言没有学好而强调算法和编程语言没关系，其实是会误伤别人的。</p>
<p dir="auto"><strong>这也是我为什么统一使用C++写题解的原因</strong></p>
<div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">其他语言版本</h2><a id="user-content-其他语言版本" class="anchor" aria-label="Permalink: 其他语言版本" href="#其他语言版本"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Java</h3><a id="user-content-java" class="anchor" aria-label="Permalink: Java" href="#java"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-java notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="class Solution {
    public int[][] reconstructQueue(int[][] people) {
        // 身高从大到小排（身高相同k小的站前面）
        Arrays.sort(people, (a, b) -&gt; {
            if (a[0] == b[0]) return a[1] - b[1];   // a - b 是升序排列，故在a[0] == b[0]的狀況下，會根據k值升序排列
            return b[0] - a[0];   //b - a 是降序排列，在a[0] != b[0]，的狀況會根據h值降序排列
        });

        LinkedList&lt;int[]&gt; que = new LinkedList&lt;&gt;();

        for (int[] p : people) {
            que.add(p[1],p);   //Linkedlist.add(index, value)，會將value插入到指定index裡。
        }

        return que.toArray(new int[people.length][]);
    }
}"><pre><span class="pl-k">class</span> <span class="pl-smi">Solution</span> {
    <span class="pl-k">public</span> <span class="pl-smi">int</span>[][] <span class="pl-en">reconstructQueue</span>(<span class="pl-smi">int</span>[][] <span class="pl-s1">people</span>) {
        <span class="pl-c">// 身高从大到小排（身高相同k小的站前面）</span>
        <span class="pl-smi">Arrays</span>.<span class="pl-en">sort</span>(<span class="pl-s1">people</span>, (<span class="pl-s1">a</span>, <span class="pl-s1">b</span>) -&gt; {
            <span class="pl-k">if</span> (<span class="pl-s1">a</span>[<span class="pl-c1">0</span>] == <span class="pl-s1">b</span>[<span class="pl-c1">0</span>]) <span class="pl-k">return</span> <span class="pl-s1">a</span>[<span class="pl-c1">1</span>] - <span class="pl-s1">b</span>[<span class="pl-c1">1</span>];   <span class="pl-c">// a - b 是升序排列，故在a[0] == b[0]的狀況下，會根據k值升序排列</span>
            <span class="pl-k">return</span> <span class="pl-s1">b</span>[<span class="pl-c1">0</span>] - <span class="pl-s1">a</span>[<span class="pl-c1">0</span>];   <span class="pl-c">//b - a 是降序排列，在a[0] != b[0]，的狀況會根據h值降序排列</span>
        });

        <span class="pl-smi">LinkedList</span>&lt;<span class="pl-smi">int</span>[]&gt; <span class="pl-s1">que</span> = <span class="pl-k">new</span> <span class="pl-smi">LinkedList</span>&lt;&gt;();

        <span class="pl-k">for</span> (<span class="pl-smi">int</span>[] <span class="pl-s1">p</span> : <span class="pl-s1">people</span>) {
            <span class="pl-s1">que</span>.<span class="pl-en">add</span>(<span class="pl-s1">p</span>[<span class="pl-c1">1</span>],<span class="pl-s1">p</span>);   <span class="pl-c">//Linkedlist.add(index, value)，會將value插入到指定index裡。</span>
        }

        <span class="pl-k">return</span> <span class="pl-s1">que</span>.<span class="pl-en">toArray</span>(<span class="pl-k">new</span> <span class="pl-smi">int</span>[<span class="pl-s1">people</span>.<span class="pl-s1">length</span>][]);
    }
}</pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Python</h3><a id="user-content-python" class="anchor" aria-label="Permalink: Python" href="#python"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-python notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="class Solution:
    def reconstructQueue(self, people: List[List[int]]) -&gt; List[List[int]]:
    	# 先按照h维度的身高顺序从高到低排序。确定第一个维度
        # lambda返回的是一个元组：当-x[0](维度h）相同时，再根据x[1]（维度k）从小到大排序
        people.sort(key=lambda x: (-x[0], x[1]))
        que = []
	
	# 根据每个元素的第二个维度k，贪心算法，进行插入
        # people已经排序过了：同一高度时k值小的排前面。
        for p in people:
            que.insert(p[1], p)
        return que"><pre><span class="pl-k">class</span> <span class="pl-v">Solution</span>:
    <span class="pl-k">def</span> <span class="pl-en">reconstructQueue</span>(<span class="pl-s1">self</span>, <span class="pl-s1">people</span>: <span class="pl-v">List</span>[<span class="pl-v">List</span>[<span class="pl-smi">int</span>]]) <span class="pl-c1">-&gt;</span> <span class="pl-v">List</span>[<span class="pl-v">List</span>[<span class="pl-smi">int</span>]]:
    	<span class="pl-c"># 先按照h维度的身高顺序从高到低排序。确定第一个维度</span>
        <span class="pl-c"># lambda返回的是一个元组：当-x[0](维度h）相同时，再根据x[1]（维度k）从小到大排序</span>
        <span class="pl-s1">people</span>.<span class="pl-c1">sort</span>(<span class="pl-s1">key</span><span class="pl-c1">=</span><span class="pl-k">lambda</span> <span class="pl-s1">x</span>: (<span class="pl-c1">-</span><span class="pl-s1">x</span>[<span class="pl-c1">0</span>], <span class="pl-s1">x</span>[<span class="pl-c1">1</span>]))
        <span class="pl-s1">que</span> <span class="pl-c1">=</span> []
	
	<span class="pl-c"># 根据每个元素的第二个维度k，贪心算法，进行插入</span>
        <span class="pl-c"># people已经排序过了：同一高度时k值小的排前面。</span>
        <span class="pl-k">for</span> <span class="pl-s1">p</span> <span class="pl-c1">in</span> <span class="pl-s1">people</span>:
            <span class="pl-s1">que</span>.<span class="pl-c1">insert</span>(<span class="pl-s1">p</span>[<span class="pl-c1">1</span>], <span class="pl-s1">p</span>)
        <span class="pl-k">return</span> <span class="pl-s1">que</span></pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Go</h3><a id="user-content-go" class="anchor" aria-label="Permalink: Go" href="#go"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-go notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="func reconstructQueue(people [][]int) [][]int {
    // 先将身高从大到小排序，确定最大个子的相对位置
    sort.Slice(people, func(i, j int) bool {
        if people[i][0] == people[j][0] {
            return people[i][1] &lt; people[j][1]   // 当身高相同时，将K按照从小到大排序
        }
        return people[i][0] &gt; people[j][0]     // 身高按照由大到小的顺序来排
    })

    // 再按照K进行插入排序，优先插入K小的
	for i, p := range people {
		copy(people[p[1]+1 : i+1], people[p[1] : i+1])  // 空出一个位置
		people[p[1]] = p
	}
	return people
}"><pre><span class="pl-k">func</span> <span class="pl-s1">reconstructQueue</span>(<span class="pl-s1">people</span> [][]<span class="pl-smi">int</span>) [][]<span class="pl-smi">int</span> {
    <span class="pl-c">// 先将身高从大到小排序，确定最大个子的相对位置</span>
    <span class="pl-s1">sort</span>.<span class="pl-c1">Slice</span>(<span class="pl-s1">people</span>, <span class="pl-k">func</span>(<span class="pl-s1">i</span>, <span class="pl-s1">j</span> <span class="pl-smi">int</span>) <span class="pl-smi">bool</span> {
        <span class="pl-k">if</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">0</span>] <span class="pl-c1">==</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">0</span>] {
            <span class="pl-k">return</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">1</span>] <span class="pl-c1">&lt;</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">1</span>]   <span class="pl-c">// 当身高相同时，将K按照从小到大排序</span>
        }
        <span class="pl-k">return</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">0</span>] <span class="pl-c1">&gt;</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">0</span>]     <span class="pl-c">// 身高按照由大到小的顺序来排</span>
    })

    <span class="pl-c">// 再按照K进行插入排序，优先插入K小的</span>
	<span class="pl-k">for</span> <span class="pl-s1">i</span>, <span class="pl-s1">p</span> <span class="pl-c1">:=</span> <span class="pl-k">range</span> <span class="pl-s1">people</span> {
		<span class="pl-s1">copy</span>(<span class="pl-s1">people</span>[<span class="pl-s1">p</span>[<span class="pl-c1">1</span>]<span class="pl-c1">+</span><span class="pl-c1">1</span> : <span class="pl-s1">i</span><span class="pl-c1">+</span><span class="pl-c1">1</span>], <span class="pl-s1">people</span>[<span class="pl-s1">p</span>[<span class="pl-c1">1</span>] : <span class="pl-s1">i</span><span class="pl-c1">+</span><span class="pl-c1">1</span>])  <span class="pl-c">// 空出一个位置</span>
		<span class="pl-s1">people</span>[<span class="pl-s1">p</span>[<span class="pl-c1">1</span>]] <span class="pl-c1">=</span> <span class="pl-s1">p</span>
	}
	<span class="pl-k">return</span> <span class="pl-s1">people</span>
}</pre></div>
<div class="highlight highlight-source-go notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// 链表实现
func reconstructQueue(people [][]int) [][]int {
     sort.Slice(people,func (i,j int) bool {
        if people[i][0] == people[j][0] {
            return people[i][1] &lt; people[j][1]    //当身高相同时，将K按照从小到大排序
        }
        return people[i][0] &gt; people[j][0]
    })
    l := list.New()      //创建链表
    for i:=0; i &lt; len(people); i++ {
        position := people[i][1]
        mark := l.PushBack(people[i])      //插入元素
        e := l.Front()
        for position != 0 {      //获取相对位置
            position--
            e = e.Next()
        }
        l.MoveBefore(mark, e)    //移动位置
        
    }
    res := [][]int{}
    for e := l.Front(); e != nil; e = e.Next() {
        res = append(res, e.Value.([]int))
    }
    return res
}"><pre><span class="pl-c">// 链表实现</span>
<span class="pl-k">func</span> <span class="pl-s1">reconstructQueue</span>(<span class="pl-s1">people</span> [][]<span class="pl-smi">int</span>) [][]<span class="pl-smi">int</span> {
     <span class="pl-s1">sort</span>.<span class="pl-c1">Slice</span>(<span class="pl-s1">people</span>,<span class="pl-k">func</span> (<span class="pl-s1">i</span>,<span class="pl-s1">j</span> <span class="pl-smi">int</span>) <span class="pl-smi">bool</span> {
        <span class="pl-k">if</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">0</span>] <span class="pl-c1">==</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">0</span>] {
            <span class="pl-k">return</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">1</span>] <span class="pl-c1">&lt;</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">1</span>]    <span class="pl-c">//当身高相同时，将K按照从小到大排序</span>
        }
        <span class="pl-k">return</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">0</span>] <span class="pl-c1">&gt;</span> <span class="pl-s1">people</span>[<span class="pl-s1">j</span>][<span class="pl-c1">0</span>]
    })
    <span class="pl-s1">l</span> <span class="pl-c1">:=</span> <span class="pl-s1">list</span>.<span class="pl-c1">New</span>()      <span class="pl-c">//创建链表</span>
    <span class="pl-k">for</span> <span class="pl-s1">i</span><span class="pl-c1">:=</span><span class="pl-c1">0</span>; <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">len</span>(<span class="pl-s1">people</span>); <span class="pl-s1">i</span><span class="pl-c1">++</span> {
        <span class="pl-s1">position</span> <span class="pl-c1">:=</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">1</span>]
        <span class="pl-s1">mark</span> <span class="pl-c1">:=</span> <span class="pl-s1">l</span>.<span class="pl-c1">PushBack</span>(<span class="pl-s1">people</span>[<span class="pl-s1">i</span>])      <span class="pl-c">//插入元素</span>
        <span class="pl-s1">e</span> <span class="pl-c1">:=</span> <span class="pl-s1">l</span>.<span class="pl-c1">Front</span>()
        <span class="pl-k">for</span> <span class="pl-s1">position</span> <span class="pl-c1">!=</span> <span class="pl-c1">0</span> {      <span class="pl-c">//获取相对位置</span>
            <span class="pl-s1">position</span><span class="pl-c1">--</span>
            <span class="pl-s1">e</span> <span class="pl-c1">=</span> <span class="pl-s1">e</span>.<span class="pl-c1">Next</span>()
        }
        <span class="pl-s1">l</span>.<span class="pl-c1">MoveBefore</span>(<span class="pl-s1">mark</span>, <span class="pl-s1">e</span>)    <span class="pl-c">//移动位置</span>
        
    }
    <span class="pl-s1">res</span> <span class="pl-c1">:=</span> [][]<span class="pl-smi">int</span>{}
    <span class="pl-k">for</span> <span class="pl-s1">e</span> <span class="pl-c1">:=</span> <span class="pl-s1">l</span>.<span class="pl-c1">Front</span>(); <span class="pl-s1">e</span> <span class="pl-c1">!=</span> <span class="pl-c1">nil</span>; <span class="pl-s1">e</span> <span class="pl-c1">=</span> <span class="pl-s1">e</span>.<span class="pl-c1">Next</span>() {
        <span class="pl-s1">res</span> <span class="pl-c1">=</span> <span class="pl-s1">append</span>(<span class="pl-s1">res</span>, <span class="pl-s1">e</span>.<span class="pl-c1">Value</span>.([]<span class="pl-smi">int</span>))
    }
    <span class="pl-k">return</span> <span class="pl-s1">res</span>
}</pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Javascript</h3><a id="user-content-javascript" class="anchor" aria-label="Permalink: Javascript" href="#javascript"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="var reconstructQueue = function(people) {
    let queue = []
    people.sort((a, b ) =&gt; {
        if(b[0] !== a[0]) {
            return b[0] - a[0]
        } else {
            return a[1] - b[1]
        }
        
    })

    for(let i = 0; i &lt; people.length; i++) {
        queue.splice(people[i][1], 0, people[i])
    }
    return queue
};"><pre><span class="pl-k">var</span> <span class="pl-en">reconstructQueue</span> <span class="pl-c1">=</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">people</span><span class="pl-kos">)</span> <span class="pl-kos">{</span>
    <span class="pl-k">let</span> <span class="pl-s1">queue</span> <span class="pl-c1">=</span> <span class="pl-kos">[</span><span class="pl-kos">]</span>
    <span class="pl-s1">people</span><span class="pl-kos">.</span><span class="pl-en">sort</span><span class="pl-kos">(</span><span class="pl-kos">(</span><span class="pl-s1">a</span><span class="pl-kos">,</span> <span class="pl-s1">b</span> <span class="pl-kos">)</span> <span class="pl-c1">=&gt;</span> <span class="pl-kos">{</span>
        <span class="pl-k">if</span><span class="pl-kos">(</span><span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">!==</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">)</span> <span class="pl-kos">{</span>
            <span class="pl-k">return</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span>
        <span class="pl-kos">}</span> <span class="pl-k">else</span> <span class="pl-kos">{</span>
            <span class="pl-k">return</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span>
        <span class="pl-kos">}</span>
        
    <span class="pl-kos">}</span><span class="pl-kos">)</span>

    <span class="pl-k">for</span><span class="pl-kos">(</span><span class="pl-k">let</span> <span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-c1">0</span><span class="pl-kos">;</span> <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">people</span><span class="pl-kos">.</span><span class="pl-c1">length</span><span class="pl-kos">;</span> <span class="pl-s1">i</span><span class="pl-c1">++</span><span class="pl-kos">)</span> <span class="pl-kos">{</span>
        <span class="pl-s1">queue</span><span class="pl-kos">.</span><span class="pl-en">splice</span><span class="pl-kos">(</span><span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">)</span>
    <span class="pl-kos">}</span>
    <span class="pl-k">return</span> <span class="pl-s1">queue</span>
<span class="pl-kos">}</span><span class="pl-kos">;</span></pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Rust</h3><a id="user-content-rust" class="anchor" aria-label="Permalink: Rust" href="#rust"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-rust notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="impl Solution {
    pub fn reconstruct_queue(mut people: Vec&lt;Vec&lt;i32&gt;&gt;) -&gt; Vec&lt;Vec&lt;i32&gt;&gt; {
        let mut queue = vec![];
        people.sort_by(|a, b| {
            if a[0] == b[0] {
                return a[1].cmp(&amp;b[1]);
            }
            b[0].cmp(&amp;a[0])
        });
        queue.push(people[0].clone());
        for v in people.iter().skip(1) {
            queue.insert(v[1] as usize, v.clone());
        }
        queue
    }
}"><pre><span class="pl-k">impl</span> <span class="pl-smi">Solution</span> <span class="pl-kos">{</span>
    <span class="pl-k">pub</span> <span class="pl-k">fn</span> <span class="pl-en">reconstruct_queue</span><span class="pl-kos">(</span><span class="pl-k">mut</span> <span class="pl-s1">people</span><span class="pl-kos">:</span> <span class="pl-smi">Vec</span><span class="pl-kos">&lt;</span><span class="pl-smi">Vec</span><span class="pl-kos">&lt;</span><span class="pl-smi">i32</span><span class="pl-kos">&gt;</span><span class="pl-kos">&gt;</span><span class="pl-kos">)</span> -&gt; <span class="pl-smi">Vec</span><span class="pl-kos">&lt;</span><span class="pl-smi">Vec</span><span class="pl-kos">&lt;</span><span class="pl-smi">i32</span><span class="pl-kos">&gt;</span><span class="pl-kos">&gt;</span> <span class="pl-kos">{</span>
        <span class="pl-k">let</span> <span class="pl-k">mut</span> queue = <span class="pl-en">vec</span><span class="pl-en">!</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
        people<span class="pl-kos">.</span><span class="pl-en">sort_by</span><span class="pl-kos">(</span>|a<span class="pl-kos">,</span> b| <span class="pl-kos">{</span>
            <span class="pl-k">if</span> a<span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> == b<span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-kos">{</span>
                <span class="pl-k">return</span> a<span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">.</span><span class="pl-en">cmp</span><span class="pl-kos">(</span><span class="pl-c1">&amp;</span>b<span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
            <span class="pl-kos">}</span>
            b<span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">.</span><span class="pl-en">cmp</span><span class="pl-kos">(</span><span class="pl-c1">&amp;</span>a<span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">)</span>
        <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        queue<span class="pl-kos">.</span><span class="pl-en">push</span><span class="pl-kos">(</span>people<span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">.</span><span class="pl-en">clone</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        <span class="pl-k">for</span> v <span class="pl-k">in</span> people<span class="pl-kos">.</span><span class="pl-en">iter</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">.</span><span class="pl-en">skip</span><span class="pl-kos">(</span><span class="pl-c1">1</span><span class="pl-kos">)</span> <span class="pl-kos">{</span>
            queue<span class="pl-kos">.</span><span class="pl-en">insert</span><span class="pl-kos">(</span>v<span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span> <span class="pl-k">as</span> <span class="pl-smi">usize</span><span class="pl-kos">,</span> v<span class="pl-kos">.</span><span class="pl-en">clone</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        <span class="pl-kos">}</span>
        queue
    <span class="pl-kos">}</span>
<span class="pl-kos">}</span></pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">C</h3><a id="user-content-c" class="anchor" aria-label="Permalink: C" href="#c"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-c notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="int cmp(const void *p1, const void *p2) {
    int *pp1 = *(int**)p1;
    int *pp2 = *(int**)p2;
    // 若身高相同，则按照k从小到大排列
    // 若身高不同，按身高从大到小排列
    return pp1[0] == pp2[0] ? pp1[1] - pp2[1] : pp2[0] - pp1[0];
}

// 将start与end中间的元素都后移一位
// start为将要新插入元素的位置
void moveBack(int **people, int peopleSize, int start, int end) {
    int i;
    for(i = end; i &gt; start; i--) {
        people[i] = people[i-1];
    }
}

int** reconstructQueue(int** people, int peopleSize, int* peopleColSize, int* returnSize, int** returnColumnSizes){
    int i;
    // 将people按身高从大到小排列（若身高相同，按k从小到大排列）
    qsort(people, peopleSize, sizeof(int*), cmp);

    for(i = 0; i &lt; peopleSize; ++i) {
        // people[i]要插入的位置
        int position = people[i][1];
        int *temp = people[i];
        // 将position到i中间的元素后移一位
        // 注：因为已经排好序，position不会比i大。(举例：排序后people最后一位元素最小，其可能的k最大值为peopleSize-2，小于此时的i)
        moveBack(people, peopleSize, position, i);
        // 将temp放置到position处
        people[position] = temp;

    }
    

    // 设置返回二维数组的大小以及里面每个一维数组的长度
    *returnSize = peopleSize;
    *returnColumnSizes = (int*)malloc(sizeof(int) * peopleSize);
    for(i = 0; i &lt; peopleSize; ++i) {
        (*returnColumnSizes)[i] = 2;
    }
    return people;
}"><pre><span class="pl-smi">int</span> <span class="pl-en">cmp</span>(<span class="pl-k">const</span> <span class="pl-smi">void</span> <span class="pl-c1">*</span><span class="pl-s1">p1</span>, <span class="pl-k">const</span> <span class="pl-smi">void</span> <span class="pl-c1">*</span><span class="pl-s1">p2</span>) {
    <span class="pl-smi">int</span> <span class="pl-c1">*</span><span class="pl-s1">pp1</span> <span class="pl-c1">=</span> <span class="pl-c1">*</span>(<span class="pl-smi">int</span><span class="pl-c1">*</span><span class="pl-c1">*</span>)<span class="pl-s1">p1</span>;
    <span class="pl-smi">int</span> <span class="pl-c1">*</span><span class="pl-s1">pp2</span> <span class="pl-c1">=</span> <span class="pl-c1">*</span>(<span class="pl-smi">int</span><span class="pl-c1">*</span><span class="pl-c1">*</span>)<span class="pl-s1">p2</span>;
    <span class="pl-c">// 若身高相同，则按照k从小到大排列</span>
    <span class="pl-c">// 若身高不同，按身高从大到小排列</span>
    <span class="pl-k">return</span> <span class="pl-s1">pp1</span>[<span class="pl-c1">0</span>] <span class="pl-c1">==</span> <span class="pl-s1">pp2</span>[<span class="pl-c1">0</span>] ? <span class="pl-s1">pp1</span>[<span class="pl-c1">1</span>] <span class="pl-c1">-</span> <span class="pl-s1">pp2</span>[<span class="pl-c1">1</span>] : <span class="pl-s1">pp2</span>[<span class="pl-c1">0</span>] <span class="pl-c1">-</span> <span class="pl-s1">pp1</span>[<span class="pl-c1">0</span>];
}

<span class="pl-c">// 将start与end中间的元素都后移一位</span>
<span class="pl-c">// start为将要新插入元素的位置</span>
<span class="pl-smi">void</span> <span class="pl-en">moveBack</span>(<span class="pl-smi">int</span> <span class="pl-c1">*</span><span class="pl-c1">*</span><span class="pl-s1">people</span>, <span class="pl-smi">int</span> <span class="pl-s1">peopleSize</span>, <span class="pl-smi">int</span> <span class="pl-s1">start</span>, <span class="pl-smi">int</span> <span class="pl-s1">end</span>) {
    <span class="pl-smi">int</span> <span class="pl-s1">i</span>;
    <span class="pl-k">for</span>(<span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-s1">end</span>; <span class="pl-s1">i</span> <span class="pl-c1">&gt;</span> <span class="pl-s1">start</span>; <span class="pl-s1">i</span><span class="pl-c1">--</span>) {
        <span class="pl-s1">people</span>[<span class="pl-s1">i</span>] <span class="pl-c1">=</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span><span class="pl-c1">-</span><span class="pl-c1">1</span>];
    }
}

<span class="pl-smi">int</span><span class="pl-c1">*</span><span class="pl-c1">*</span> <span class="pl-en">reconstructQueue</span>(<span class="pl-smi">int</span><span class="pl-c1">*</span><span class="pl-c1">*</span> <span class="pl-s1">people</span>, <span class="pl-smi">int</span> <span class="pl-s1">peopleSize</span>, <span class="pl-smi">int</span><span class="pl-c1">*</span> <span class="pl-s1">peopleColSize</span>, <span class="pl-smi">int</span><span class="pl-c1">*</span> <span class="pl-s1">returnSize</span>, <span class="pl-smi">int</span><span class="pl-c1">*</span><span class="pl-c1">*</span> <span class="pl-s1">returnColumnSizes</span>){
    <span class="pl-smi">int</span> <span class="pl-s1">i</span>;
    <span class="pl-c">// 将people按身高从大到小排列（若身高相同，按k从小到大排列）</span>
    <span class="pl-en">qsort</span>(<span class="pl-s1">people</span>, <span class="pl-s1">peopleSize</span>, <span class="pl-k">sizeof</span>(<span class="pl-smi">int</span><span class="pl-c1">*</span>), <span class="pl-s1">cmp</span>);

    <span class="pl-k">for</span>(<span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-c1">0</span>; <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">peopleSize</span>; <span class="pl-c1">++</span><span class="pl-s1">i</span>) {
        <span class="pl-c">// people[i]要插入的位置</span>
        <span class="pl-smi">int</span> <span class="pl-s1">position</span> <span class="pl-c1">=</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>][<span class="pl-c1">1</span>];
        <span class="pl-smi">int</span> <span class="pl-c1">*</span><span class="pl-s1">temp</span> <span class="pl-c1">=</span> <span class="pl-s1">people</span>[<span class="pl-s1">i</span>];
        <span class="pl-c">// 将position到i中间的元素后移一位</span>
        <span class="pl-c">// 注：因为已经排好序，position不会比i大。(举例：排序后people最后一位元素最小，其可能的k最大值为peopleSize-2，小于此时的i)</span>
        <span class="pl-en">moveBack</span>(<span class="pl-s1">people</span>, <span class="pl-s1">peopleSize</span>, <span class="pl-s1">position</span>, <span class="pl-s1">i</span>);
        <span class="pl-c">// 将temp放置到position处</span>
        <span class="pl-s1">people</span>[<span class="pl-s1">position</span>] <span class="pl-c1">=</span> <span class="pl-s1">temp</span>;

    }
    

    <span class="pl-c">// 设置返回二维数组的大小以及里面每个一维数组的长度</span>
    <span class="pl-c1">*</span><span class="pl-s1">returnSize</span> <span class="pl-c1">=</span> <span class="pl-s1">peopleSize</span>;
    <span class="pl-c1">*</span><span class="pl-s1">returnColumnSizes</span> <span class="pl-c1">=</span> (<span class="pl-smi">int</span><span class="pl-c1">*</span>)<span class="pl-en">malloc</span>(<span class="pl-k">sizeof</span>(<span class="pl-smi">int</span>) <span class="pl-c1">*</span> <span class="pl-s1">peopleSize</span>);
    <span class="pl-k">for</span>(<span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-c1">0</span>; <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">peopleSize</span>; <span class="pl-c1">++</span><span class="pl-s1">i</span>) {
        (<span class="pl-c1">*</span><span class="pl-s1">returnColumnSizes</span>)[<span class="pl-s1">i</span>] <span class="pl-c1">=</span> <span class="pl-c1">2</span>;
    }
    <span class="pl-k">return</span> <span class="pl-s1">people</span>;
}</pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">TypeScript</h3><a id="user-content-typescript" class="anchor" aria-label="Permalink: TypeScript" href="#typescript"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-ts notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="function reconstructQueue(people: number[][]): number[][] {
    people.sort((a, b) =&gt; {
        if (a[0] === b[0]) return a[1] - b[1];
        return b[0] - a[0];
    });
    const resArr: number[][] = [];
    for (let i = 0, length = people.length; i &lt; length; i++) {
        resArr.splice(people[i][1], 0, people[i]);
    }
    return resArr;
};"><pre><span class="pl-k">function</span> <span class="pl-en">reconstructQueue</span><span class="pl-kos">(</span><span class="pl-s1">people</span>: <span class="pl-smi">number</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">)</span>: <span class="pl-smi">number</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-kos">]</span> <span class="pl-kos">{</span>
    <span class="pl-s1">people</span><span class="pl-kos">.</span><span class="pl-en">sort</span><span class="pl-kos">(</span><span class="pl-kos">(</span><span class="pl-s1">a</span><span class="pl-kos">,</span> <span class="pl-s1">b</span><span class="pl-kos">)</span> <span class="pl-c1">=&gt;</span> <span class="pl-kos">{</span>
        <span class="pl-k">if</span> <span class="pl-kos">(</span><span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">===</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">)</span> <span class="pl-k">return</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
        <span class="pl-k">return</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
    <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
    <span class="pl-k">const</span> <span class="pl-s1">resArr</span>: <span class="pl-smi">number</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-kos">]</span> <span class="pl-c1">=</span> <span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
    <span class="pl-k">for</span> <span class="pl-kos">(</span><span class="pl-k">let</span> <span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-s1">length</span> <span class="pl-c1">=</span> <span class="pl-s1">people</span><span class="pl-kos">.</span><span class="pl-c1">length</span><span class="pl-kos">;</span> <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">length</span><span class="pl-kos">;</span> <span class="pl-s1">i</span><span class="pl-c1">++</span><span class="pl-kos">)</span> <span class="pl-kos">{</span>
        <span class="pl-s1">resArr</span><span class="pl-kos">.</span><span class="pl-en">splice</span><span class="pl-kos">(</span><span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
    <span class="pl-kos">}</span>
    <span class="pl-k">return</span> <span class="pl-s1">resArr</span><span class="pl-kos">;</span>
<span class="pl-kos">}</span><span class="pl-kos">;</span></pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">Scala</h3><a id="user-content-scala" class="anchor" aria-label="Permalink: Scala" href="#scala"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-scala notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="object Solution {
  import scala.collection.mutable
  def reconstructQueue(people: Array[Array[Int]]): Array[Array[Int]] = {
    val person = people.sortWith((a, b) =&gt; {
      if (a(0) == b(0)) a(1) &lt; b(1)
      else a(0) &gt; b(0)
    })

    var que = mutable.ArrayBuffer[Array[Int]]()

    for (per &lt;- person) {
      que.insert(per(1), per)
    }

    que.toArray
  }
}"><pre><span class="pl-k">object</span> <span class="pl-en">Solution</span> {
  <span class="pl-k">import</span> <span class="pl-en">scala</span>.<span class="pl-en">collection</span>.<span class="pl-en">mutable</span>
  <span class="pl-k">def</span> <span class="pl-en">reconstructQueue</span>(<span class="pl-v">people</span>: <span class="pl-en">Array</span>[<span class="pl-en">Array</span>[<span class="pl-en">Int</span>]])<span class="pl-k">:</span> <span class="pl-en">Array</span>[<span class="pl-en">Array</span>[<span class="pl-en">Int</span>]] <span class="pl-k">=</span> {
    <span class="pl-k">val</span> <span class="pl-v">person</span> <span class="pl-k">=</span> people.sortWith((a, b) <span class="pl-k">=&gt;</span> {
      <span class="pl-k">if</span> (a(<span class="pl-c1">0</span>) <span class="pl-k">==</span> b(<span class="pl-c1">0</span>)) a(<span class="pl-c1">1</span>) <span class="pl-k">&lt;</span> b(<span class="pl-c1">1</span>)
      <span class="pl-k">else</span> a(<span class="pl-c1">0</span>) <span class="pl-k">&gt;</span> b(<span class="pl-c1">0</span>)
    })

    <span class="pl-k">var</span> <span class="pl-v">que</span> <span class="pl-k">=</span> mutable.<span class="pl-en">ArrayBuffer</span>[<span class="pl-en">Array</span>[<span class="pl-en">Int</span>]]()

    <span class="pl-k">for</span> (per <span class="pl-k">&lt;-</span> person) {
      que.insert(per(<span class="pl-c1">1</span>), per)
    }

    que.toArray
  }
}</pre></div>
<div class="markdown-heading" dir="auto"><h3 tabindex="-1" class="heading-element" dir="auto">C#</h3><a id="user-content-c-1" class="anchor" aria-label="Permalink: C#" href="#c-1"><svg data-component="Octicon" class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div>
<div class="highlight highlight-source-cs notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="public class Solution
{
    public int[][] ReconstructQueue(int[][] people)
    {
        Array.Sort(people, (a, b) =&gt;
        {
            if (a[0] == b[0])
            {
                return a[1] - b[1];
            }
            return b[0] - a[0];
        });
        var res = new List&lt;int[]&gt;();
        for (int i = 0; i &lt; people.Length; i++)
        {
            res.Insert(people[i][1], people[i]);
        }
        return res.ToArray();
    }
}"><pre><span class="pl-k">public</span> <span class="pl-k">class</span> <span class="pl-smi">Solution</span>
<span class="pl-kos">{</span>
    <span class="pl-k">public</span> <span class="pl-smi">int</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-kos">]</span> <span class="pl-en">ReconstructQueue</span><span class="pl-kos">(</span><span class="pl-smi">int</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-kos">]</span> <span class="pl-s1">people</span><span class="pl-kos">)</span>
    <span class="pl-kos">{</span>
        <span class="pl-s1">Array</span><span class="pl-kos">.</span><span class="pl-en">Sort</span><span class="pl-kos">(</span><span class="pl-s1">people</span><span class="pl-kos">,</span> <span class="pl-kos">(</span><span class="pl-s1">a</span><span class="pl-kos">,</span> <span class="pl-s1">b</span><span class="pl-kos">)</span> <span class="pl-c1">=&gt;</span>
        <span class="pl-kos">{</span>
            <span class="pl-k">if</span> <span class="pl-kos">(</span><span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">==</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">)</span>
            <span class="pl-kos">{</span>
                <span class="pl-k">return</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
            <span class="pl-kos">}</span>
            <span class="pl-k">return</span> <span class="pl-s1">b</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span> <span class="pl-c1">-</span> <span class="pl-s1">a</span><span class="pl-kos">[</span><span class="pl-c1">0</span><span class="pl-kos">]</span><span class="pl-kos">;</span>
        <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        <span class="pl-k">var</span> <span class="pl-s1">res</span> <span class="pl-c1">=</span> <span class="pl-k">new</span> <span class="pl-smi">List</span><span class="pl-c1">&lt;</span><span class="pl-smi">int</span><span class="pl-kos">[</span><span class="pl-kos">]</span><span class="pl-c1">&gt;</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        <span class="pl-k">for</span> <span class="pl-kos">(</span><span class="pl-smi">int</span> <span class="pl-s1">i</span> <span class="pl-c1">=</span> <span class="pl-c1">0</span><span class="pl-kos">;</span> <span class="pl-s1">i</span> <span class="pl-c1">&lt;</span> <span class="pl-s1">people</span><span class="pl-kos">.</span><span class="pl-s1">Length</span><span class="pl-kos">;</span> <span class="pl-s1">i</span><span class="pl-c1">++</span><span class="pl-kos">)</span>
        <span class="pl-kos">{</span>
            <span class="pl-s1">res</span><span class="pl-kos">.</span><span class="pl-en">Insert</span><span class="pl-kos">(</span><span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">[</span><span class="pl-c1">1</span><span class="pl-kos">]</span><span class="pl-kos">,</span> <span class="pl-s1">people</span><span class="pl-kos">[</span><span class="pl-s1">i</span><span class="pl-kos">]</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
        <span class="pl-kos">}</span>
        <span class="pl-k">return</span> <span class="pl-s1">res</span><span class="pl-kos">.</span><span class="pl-en">ToArray</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span>
    <span class="pl-kos">}</span>
<span class="pl-kos">}</span></pre></div>
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