codeforces 593B Anton and Lines
摘要：
B. Anton and LinesThe teacher gave Anton a large geometry homework, but he didn't do it (as usual) as he participated in a regular round on Codeforces... 阅读全文
posted @ 2015-11-09 19:37 焰 阅读(227) 评论(0) 推荐(0) 编辑