#include <bits/stdc++.h> 
using namespace std;

int main()
{
while (true) {
	string feedback;	
    command = ...;
    cout << command << endl; 
    cin >> feedback; 
    if (all_explored) {  
        cout << "END" << endl;
        cout << n << " " << m << endl; 
        for (int i = 0; i < n; i++) { 
             for (int j = 0; j < m; j++) { 
                  cout << map[i][j]; 
          }
          cout << endl;
        }
        break;
    }else{
       ...
    }
}
	return 0;
}