func_code_string: #include <bits/stdc++.h>   using namespace std;   void solve() {     long long int n;     cin >> n;     string s;     cin >> s;     long long int mid = n / 2;     long long int check = 0;     for (long long int i = 0; i < n; i++) {       if (s[i] ==  0 ) {         check = 1;         if (i >= mid) {           cout << 1 <<     << i + 1 <<     << 1 <<     << i << endl;           return;         } else {           cout << i + 2 <<     << n <<     << i + 1 <<     << n << endl;           return;         }       }     }     if (check == 0) {       cout << 1 <<     << n - 1 <<     << 2 <<     << n << endl;     }   }   int32_t main() {     long long int t;     cin >> t;     while (t--) {       solve();     }     return 0;   }   