func_code_string: #include <bits/stdc++.h>   using namespace std;   void solve() {     int n;     cin >> n;     string s;     cin >> s;     int l = -1, r = -1;     for (int i = 0; i < n; i++) {       int cnt1 = 0, cnt2 = 0;       if (s[i] ==  a )         ++cnt1;       else         ++cnt2;       for (int j = i + 1; j < n; j++) {         if (s[j] ==  a )           ++cnt1;         else           ++cnt2;         if (cnt1 == cnt2) {           l = i + 1, r = j + 1;           break;         }       }     }     cout << l <<     << r <<   n ;     return;   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(NULL);     int tt;     cin >> tt;     while (tt--) {       solve();     }     return 0;   }   