摘要: Rain has pummeled the cows' field, a rectangular grid of R rows and C columns (1 <= R <= 50, 1 <= C <= 50). While good for the grass, the rain makes s 阅读全文
posted @ 2019-04-12 09:25 WTSRUVF 阅读(146) 评论(0) 推荐(0) 编辑