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1 parent 20249d4 commit a56c8b4Copy full SHA for a56c8b4
findDuplicateNumbers.java
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+class Solution {
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+ public int findDuplicate(int[] nums) {
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+ Arrays.sort(nums);
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+ for(int i=0;i<nums.length-1;i++){
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+ if(nums[i]==nums[i+1])
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+ return nums[i];
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+ }
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+ return -1;
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+
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+}
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