摘要: Given a collection of distinct integers, return all possible permutations. Example: Input: [1,2,3] Output: [ [1,2,3], [1,3,2], [2,1,3], [2,3,1], [3,1, 阅读全文
posted @ 2020-08-10 07:31 苗妙苗 阅读(179) 评论(0) 推荐(0) 编辑