Commit 1ac64e3

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Lines changed: 2 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -9,7 +9,8 @@ class Solution {`
`9`	`9`	`public:`
`10`	`10`	`int findDuplicate(vector<int>& nums) {`
`11`	`11`	`if(nums.empty()) return 0;`
`12`		`- int left = 0, right = nums.size() - 1;`
	`12`	`+ int n = nums.size();`
	`13`	`+ int left = 1, right = n - 1;`
`13`	`14`	`while(left < right) {`
`14`	`15`	`int mid = left + (right - left) / 2;`
`15`	`16`	`int cnt = countNumbers(nums, mid);`

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