leetcode

0 class Solution {

1 public:

2 string makeFancyString(string &s) const {

3 char prev = '\0';

4 int i = 0, cnt = 0;

5

6 for (const char c : s) {

7 if (c == prev)

8 cnt++;

9 else

10 prev = c, cnt = 1;

11 if (cnt <= 2) s[i++] = c;

12 }

13

14 s.resize(i);

15 return s;

16 }

17 };