E - Catch That Cow
摘要：
Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,00 阅读全文
posted @ 2016-03-13 20:43 张明明_1 阅读(404) 评论(0) 推荐(0) 编辑
