# 136.SingleNumber

// https://leetcode-cn.com/problems/single-number

/**
 * @param {number[]} nums
 * @return {number}
 */
var singleNumber = function (nums) {
    nums.sort();
    for (var i = 0; i < nums.length; i += 2) {
        if (nums[i] != nums[i + 1]) {
            return nums[i];
        }
    }
};