随笔分类 -  Codeforces

codeforces edu round3
摘要：B. The Best Gift传送门：http://codeforces.com/problemset/problem/609/B Emily's birthday is next week and Jack has decided to buy a present for her. He kn... 阅读全文
posted @ 2015-12-20 00:26 TracerCC 阅读(292) 评论(0) 推荐(0)