2017年3月26日
Codeforces 755 F. PolandBall and Gifts 多重背包+贪心
摘要： F. PolandBall and Gifts It's Christmas time! PolandBall and his friends will be giving themselves gifts. There are n Balls overall. Each Ball has some 阅读全文
posted @ 2017-03-26 20:45 meekyan 阅读(390) 评论(0) 推荐(0) 编辑