摘要: 题目: Given a collection of distinct numbers, return all possible permutations. For example,[1,2,3] have the following permutations: 题解: 之前解过Next Permut 阅读全文
posted @ 2017-04-26 08:59 Vincent丶丶 阅读(491) 评论(0) 推荐(0) 编辑