#include<bits/stdc++.h> 
using namespace std;
int main(){
while (true) {
 string feedback;
    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;
}