摘要: 1 class Solution { 2 public boolean containsDuplicate(int[] nums) { 3 HashMap m = new HashMap(); 4 for(int i = 0; i < nums.length; i++) { 5 if (m.containsKey(nums... 阅读全文
posted @ 2018-07-26 23:37 jasoncool1 阅读(160) 评论(0) 推荐(0)