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

string sa[105][105];
string sb[2] = {"LEFT","RIGHT"}

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
		{
			if(feedback == "FAIL") sa[i][j] = '.';
			else sa[i][j] = '#'
		}
	}
	return 0;
}