2017年11月29日
codeforce895B
摘要： While Vasya finished eating his piece of pizza, the lesson has already started. For being late for the lesson, the teacher suggested Vasya to solve on 阅读全文
posted @ 2017-11-29 20:47 TTTCoder 阅读(299) 评论(0) 推荐(0) 编辑