func_code_string: #include <bits/stdc++.h>   using namespace std;   using ll = long long;   const ll OO = 0x3f3f3f3f3f3f3f3fLL;   int di[8] = {0, 0, 1, -1, -1, 1, -1, 1};   int dj[8] = {1, -1, 0, 0, 1, 1, -1, -1};   string ys =  YES , no =  NO ;   const int N = 1e5 + 5, M = 5 * (1 << 10) + 10;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     int t;     cin >> t;     while (t--) {       int n;       cin >> n;       string s;       cin >> s;       bool ok = 0;       for (int i = 0; i < n; i++) {         int cnta = 0, cntb = 0;         for (int j = i; j < n; j++) {           cnta += (s[j] ==  a );           cntb += (s[j] ==  b );           if (cnta == cntb) {             cout << i + 1 <<     << j + 1 <<   n ;             ok = 1;             goto out;           }         }       }     out:;       if (!ok) cout <<  -1 -1  <<   n ;     }   }   