#include <cstdio>

using namespace std;
int n,viz[10],sol[10];
void afisare()
{
    for(int i=0;i<n;i++)
        printf("%d ",sol[i]);
    printf("\n");
}
void back(int k)
{
    if(k==n)
    {
        afisare();
        return;
    }
    for(int v=1;v<=n;v++)
    {
        if(viz[v]==0)
        {
            sol[k]=v;
            viz[v]=1;
            back(k+1);
            viz[v]=0;
        }
    }
}
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d",&n);
    back(0);
    return 0;
}