2017年2月19日
Codeforces Round #344 (Div. 2) E. Product Sum 二分斜率优化DP
摘要： E. Product Sum Blake is the boss of Kris, however, this doesn't spoil their friendship. They often gather at the bar to talk about intriguing problems 阅读全文
posted @ 2017-02-19 13:58 meekyan 阅读(397) 评论(0) 推荐(0) 编辑