leetcode

0 class Solution {

1 public:

2 int maxDepth(const string &s) const {

3 int res = 0, cnt = 0;

4

5 for (const char c : s) {

6 if (c == '(')

7 cnt++;

8 else if (c == ')')

9 res = max(res, cnt--);

10 }

11

12 return res;

13 }

14 };