#include <iostream>
using namespace std;
int main() {
	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;