leetcode

0 class Solution {

1 public:

2 int minimumLength(const string &s) const {

3 int count[26] = {0};

4 int res = 0;

5

6 for (const char c : s) {

7 count[c - 'a']++;

8 }

9

10 for (int i = 0; i < 26; i++) {

11 res += (count[i] - 1) / 2;

12 }

13

14 return size(s) - 2 * res;

15 }

16 };