摘要: Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example,[1,1,2] have the following unique pe 阅读全文
posted @ 2016-12-27 21:56 WillWu 阅读(104) 评论(0) 推荐(0)
摘要: Permutations Given a collection of distinct numbers, return all possible permutations. For example,[1,2,3] have the following permutations 分析: 全排列实现思想 阅读全文
posted @ 2016-12-27 21:41 WillWu 阅读(177) 评论(0) 推荐(0)