//
//  main.cpp
//  permutari
//
//  Created by Catalina Brinza on 10/16/13.
//  Copyright (c) 2013 Catalina Brinza. All rights reserved.
//


#include <iostream>
#include <fstream>
using namespace std;
int n;
ifstream f("permutari.out");
ofstream g("permutari.out");

int valid(int a[8],int k)
{
    for (int i=1;i<k;i++)
        if (a[i]==a[k]) return 0;
    return 1;
}

void back(int a[],int k)
{
    int i;
    for (i=1;i<=n;i++)
    {
        a[k]=i;

        if (valid(a,k)==1)
        {if (k==n)
        {
            for (int j=1;j<=n;j++)
                cout<<a[j]<<' ';
            cout<<endl;
                }
        else back(a,k+1);
        }
    }
}
int main()
{int a[8];
    cin>>n;
    f.close();
    back(a,1);
    g.close();
}