摘要: 计算几何 1.https://codeforces.com/problemset/problem/40/A 放到第一象限再判断 int n,k; struct Point { int x,y; int id; Point() {} Point(double x,double y):x(x),y(y) 阅读全文
posted @ 2021-07-18 22:09 LaiYiC 阅读(41) 评论(0) 推荐(0)