2017年11月9日
Codeforces Round #444 (Div. 2) ABC
摘要： A. Div. 64 Top-model Izabella participates in the competition. She wants to impress judges and show her mathematical skills. Her problem is following: 阅读全文
posted @ 2017-11-09 13:01 starry_sky 阅读(307) 评论(0) 推荐(0) 编辑