// Winners.java

import java.io.*;

public class Winners{
  public static void main(String args[]){
    for (int a = 1; a < 45; a++)
      for (int b = a + 1; b < 46; b++)
	for (int c = b + 1; c < 47; c++)
	  for (int d = c + 1; d < 48; d++)
	    for (int e = d + 1; e < 49; e++)
	      for (int f = e + 1; f < 50; f++){
		System.out.print(twodigit(a) + " ");
		System.out.print(twodigit(b) + " ");
		System.out.print(twodigit(c) + " ");
		System.out.print(twodigit(d) + " ");
		System.out.print(twodigit(e) + " ");
		System.out.println(twodigit(f));
	      }
  }
  
  private static String twodigit(int n){
    if (n < 10)
      return " " + n;
    else
      return "" + n;
  }
}