摘要: OJ 题解传送门 //Achen #include<algorithm> #include<iostream> #include<cstring> #include<cstdlib> #include<cstdio> #include<cmath> int T; double a,b,l,r; us 阅读全文
posted @ 2017-12-25 17:09 啊宸 阅读(140) 评论(0) 推荐(0) 编辑