摘要: There are n cities. Some of them are connected, while some are not. If city a is connected directly with city b, and city b is connected directly with 阅读全文
posted @ 2020-04-17 06:02 CNoodle 阅读(229) 评论(0) 推荐(0)
摘要: You are given an image represented by an m x n grid of integers image, where image[i][j] represents the pixel value of the image. You are also given t 阅读全文
posted @ 2020-04-17 02:44 CNoodle 阅读(162) 评论(0) 推荐(0)