287. Find the Duplicate Number
2016-09-24 08:35
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其实这道题只要排好序,在完整的扫一遍数组
public class Solution { public int findDuplicate(int[] nums) { Arrays.sort(nums); for(int i=0;i<=nums.length-2;i++){ if(nums[i]==nums[i+1]) return nums[i]; } return 0; } }
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