func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     for (int i{0}; i < n; i++) {       int found{0};       int num{};       cin >> num;       int res{};       for (int j{0}; j < num; j++) {         int numI;         cin >> numI;         if (numI % 2 == 0) {           found = 1;           res = j + 1;         }       }       if (found == 1) {         cout << 1 <<   n  << res <<   n ;       } else {         if (num > 1)           cout << 2 <<   n  << 1 <<     << 2 <<   n ;         else           cout << -1 <<   n ;       }     }     return 0;   }   