leetcode

0 class Solution {

1 public:

2 int minimumSum(int num) {

3 vector<int> arr = {num % 10, num / 10 % 10, num / 100 % 10, num / 1000 % 10};

4 sort(begin(arr), end(arr));

5 return (arr[0] + arr[1]) * 10 + arr[2] + arr[3];

6 }

7 };