2014年8月21日
Codeforces Round #262 (Div. 2)
摘要： 题目链接：http://codeforces.com/contest/460A. Vasya and SocksVasya hasnpairs of socks. In the morning of each day Vasya has to put on a pair of socks befor... 阅读全文
posted @ 2014-08-21 11:17 huangxf 阅读(395) 评论(0) 推荐(0) 编辑