Commit ea04d2e

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Lines changed: 27 additions & 0 deletions

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	`1`	`+class Solution {`
	`2`	`+ fun singleNonDuplicate(nums: IntArray): Int {`
	`3`	`+ var left = 0`
	`4`	`+ var right = nums.lastIndex`
	`5`	`+`
	`6`	`+ while (left < right) {`
	`7`	`+ val mid = (left + right) / 2`
	`8`	`+`
	`9`	`+ if (mid % 2 == 0) {`
	`10`	`+ if (nums[mid] == nums[mid + 1]){`
	`11`	`+ left = mid + 2`
	`12`	`+ } else {`
	`13`	`+ right = mid`
	`14`	`+ }`
	`15`	`+ } else {`
	`16`	`+ if (nums[mid] != nums[mid + 1]) {`
	`17`	`+ left = mid + 1`
	`18`	`+ }`
	`19`	`+ else {`
	`20`	`+ right = mid - 1`
	`21`	`+ }`
	`22`	`+ }`
	`23`	`+ }`
	`24`	`+`
	`25`	`+ return nums[right]`
	`26`	`+ }`
	`27`	`+}`

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