2019年10月30日
2019-2020 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Teams Preferred)【A题 类型好题】
摘要： A. BerstagramPolycarp recently signed up to a new social network Berstagram. He immediately published n posts there. He assigned numbers from 1 to n t 阅读全文
posted @ 2019-10-30 12:55 pengge666 阅读(410) 评论(0) 推荐(0) 编辑