#include <fstream>
#include <cmath>
#include <algorithm>
using namespace std;
int v[20];
int main()
{
    ifstream f("permutari.in");
    ofstream g("permutari.out");
    int n,i;
    f>>n;
    for(i=1;i<=n;i++)
    {
        v[i]=i;
        g<<i<<" ";
    }
    g<<'\n';
    while(next_permutation(v+1,v+n+1))
    {
        for(i=1;i<=n;i++)
            g<<v[i]<<" ";
        g<<'\n';
    }
    f.close();
    g.close();
    return 0;
}