func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     string s;     int i, j, count_star, diff, res = 0, n;     cin >> s;     n = s.size();     for (i = 0; i < n; i++) {       diff = count_star = 0;       for (j = i; j < n; j++) {         if (s[j] ==  ( )           diff++;         else if (s[j] ==  ) )           diff--;         else {           count_star++;           diff--;         }         if (diff < 0) {           count_star--;           if (count_star < 0)             break;           else             diff += 2;         }         if (diff == 0 && (j - i + 1) % 2 == 0) res++;       }     }     cout << res << endl;     return 0;   }   