摘要: 题目链接:POJ 3190 Describe: Oh those picky N (1 <= N <= 50,000) cows! They are so picky that each one will only be milked over some precise time interval 阅读全文
posted @ 2020-09-22 14:33 不敢说的梦 阅读(163) 评论(0) 推荐(0)