#include <fstream>
using namespace std;

short cifre[9];
short numar[9],n,contor=0;

ifstream f("permutari.in");
ofstream g("permutari.out");

void permutari()
{
    if(contor==n)
    {
        for(short i=1;i<=n;i++)
            g<<numar[i]<<" ";
        g<<"\n";
    }
    for(short i=1;i<=n;i++)
    {
        while(cifre[i]==1&&i<=n)i++;
        if(i<=n)
        {
            contor++;
            numar[contor]=i;
            cifre[i]=1;
            permutari();
            contor--;
            cifre[i]=0;
        }
    }
}

int main()
{
    for(int i=1;i<=8;i++)
        cifre[i]=0;
    f>>n;
    permutari();
    f.close();
    g.close();
}