2020年1月17日
Codeforces 1251E2-Voting (hard version)
摘要： The only difference between easy and hard versions is constraints. Now elections are held in Berland and you want to win them. More precisely, you wan 阅读全文
posted @ 2020-01-17 09:08 _HonEy 阅读(247) 评论(0) 推荐(0) 编辑