2018年4月12日
Lake Counting
摘要： Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 10 阅读全文
posted @ 2018-04-12 22:36 左手边五十米 阅读(156) 评论(0) 推荐(0) 编辑