using System;

public class Test
{
	public static void Main()
	{
    int[] second = new[] {0,0,0,0,0};
    bool finish = false;
    do {
        for (int i = 0 ; i != 5 ; i++) {
            Console.WriteLine("{0} {1}", i+1, second[i]+1);
        }
        Console.WriteLine();
        int p = 0;
        do {
            second[p]++;
            if (second[p] == 5) {
                second[p] = 0;
                p++;
            } else {
                break;
            }
        } while (p != 5);
        if (p == 5) break;
    } while (true);
	}
}