判断点是否在多边形内#include#include#include#definemax(a,b)((a>b)?a:b)#definemin(a,b)((a<b)?a:b)usingnamespacestd;constdoubleINFINITY=1e10;constdoubleESP=1e-5;constintMAX_N=1000;//定义点structPoint{ doublex,y;};//定义边structLineSegment{ Pointpt1,pt2;};typedefvectorPolygon;
2025/11/25 12:19:19
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