2019年9月24日
Codeforces Round #587 (Div. 2) C
摘要： http://codeforces.com/contest/1230/problem/C C. Anadi and Domino C. Anadi and Domino Anadi has a set of dominoes. Every domino has two parts, and each 阅读全文
posted @ 2019-09-24 15:19 _HonEy 阅读(177) 评论(0) 推荐(0)