Codeforces Round #170 (Div. 2) B. New Problem(好题)
摘要:
B. New Problemtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputComing up with a new problem isn't as easy as many people think. Sometimes it is hard enough to name it. We'll consider a title original if it doesn't occur as a substring 阅读全文
posted @ 2013-03-02 21:42 铁树银花 阅读(347) 评论(0) 推荐(0) 编辑