using System;

namespace ConsoleApplication1
{
    internal class Program
    {
        public static void Main(string[] args)
        {
            int n = Convert.ToInt32(Console.ReadLine());

            PrintNumbersLimited( n, new int[n], new int[n], 0);
        }

        private static void PrintNumbersLimited(int n, int[] nums, int[] repets, int pos)
        {
            if (pos == nums.Length)
            {
                foreach (int num in nums)
                {
                    Console.Write(num + " ");
                }

                Console.Write("\n");

                return;
            }

            for (int i = 0; i < n; i++)
            {
                if (repets[i] == 0)
                {
                    repets[i] = 1;
                    nums[pos] = i + 1;
                    PrintNumbersLimited(n, nums, repets, pos + 1);
                    repets[i] = 0;
                }
            }
        }
    }
}