2017年4月23日
洛谷 P2911 [USACO08OCT]牛骨头Bovine Bones
摘要： 题目描述 Bessie loves board games and role-playing games so she persuaded Farmer John to drive her to the hobby shop where she purchased three dice for ro 阅读全文
posted @ 2017-04-23 21:58 一叶落尽天下秋 阅读(628) 评论(0) 推荐(0) 编辑