Leetcode刷题

Problem 268

Posted by Ruizhi Ma on October 27, 2020

Solution URL

https://leetcode.com/submissions/detail/413807223/

代码

class Solution {
    public int missingNumber(int[] nums) {
        //https://leetcode-cn.com/problems/missing-number/solution/que-shi-shu-zi-by-leetcode/
        int missing = nums.length;

        for(int i = 0; i < nums.length; i++){
            missing ^= nums[i] ^ i;
        }

        return missing;
    }
}