摘要: Alyona and Triangles 题目连接: http://acm.hust.edu.cn/vjudge/contest/121333 problem/J Description You are given n points with integer coordinates on the p 阅读全文
posted @ 2016-07-20 19:29 Sunshine_tcf 阅读(706) 评论(0) 推荐(0) 编辑