2020年2月9日
Codeforces Round #617 (Div. 3)
摘要： 地址：http://codeforces.com/contest/1296/problem/C C. Yet Another Walking Robot There is a robot on a coordinate plane. Initially, the robot is located a 阅读全文
posted @ 2020-02-09 23:49 liyexin 阅读(206) 评论(0) 推荐(0)