随笔分类 -  codeforces

Codeforces Round #313 (Div. 2)C. Gerald's Hexagon
摘要：Gerald got a very curious hexagon for his birthday. The boy found out that all the angles of the hexagon are equal to . Then he measur... 阅读全文
posted @ 2018-03-29 21:10 ACagain 阅读(128) 评论(0) 推荐(0)