poj 1389 Area of Simple Polygons 线段树扫面线,和1151一样的嘛
这道题和1151一样嘛!自己有打一边温习温习详细讲解看 http://blog.csdn.net/youngyangyang04/article/details/7787693#include
#include
#include
usingnamespacestd;
#defineN1005
structode{
inty1,y2,x,flag;
}node[N*3];
boolcmp(odea,