2019年10月19日
HDU 3018 欧拉回路
摘要： HDU - 3018 Ant Country consist of N towns.There are M roads connecting the towns. Ant Tony,together with his friends,wants to go through every part of 阅读全文
posted @ 2019-10-19 19:13 liyexin 阅读(148) 评论(0) 推荐(0)
A - Alice and the List of Presents (排列组合+快速幂取模)
摘要： https://codeforces.com/contest/1236/problem/B Alice got many presents these days. So she decided to pack them into boxes and send them to her friends. 阅读全文
posted @ 2019-10-19 15:04 liyexin 阅读(299) 评论(0) 推荐(0)