摘要: 题目如下: You have N gardens, labelled 1 to N. In each garden, you want to plant one of 4 types of flowers. paths[i] = [x, y] describes the existence of a 阅读全文
posted @ 2019-05-22 11:07 seyjs 阅读(672) 评论(0) 推荐(0) 编辑