#include <cstdio>

using namespace std;

FILE *fin=freopen("permutari.in","r",stdin);
FILE *fout=freopen("permutari.out","w",stdout);

int n, sol[10], viz[10];

void afisare()
{
    for(int i=0;i<n;i++)
        printf("%d ",sol[i]);
    printf("\n");
}

void bec(int k)
{
    if(k==n)
    {
        afisare();
        return;
    }
    for(int i=1;i<=n;i++)
        if(viz[i]==0)
        {
            viz[i]=1;
            sol[k]=i;
            bec(k+1);
            viz[i]=0;
        }

}

int main()
{
    scanf("%d",&n);
    bec(0);
    return 0;
}