2018年7月23日
【二分+拓扑排序】Milking Order @USACO 2018 US Open Contest, Gold/upc_exam_6348
摘要： [TOC] Milking Order @USACO 2018 US Open Contest, Gold/upc_exam_6348 PROBLEM 题目描述 Farmer John's N cows (1≤N≤105), numbered 1…N as always, happen to hav 阅读全文
posted @ 2018-07-23 15:45 NeilThang 阅读(505) 评论(0) 推荐(0) 编辑