#include <cstdio>

#define NMAX 8

int n, sol[NMAX];

int check(int k)
{
    for(int i=0;i<k;++i)
    {
        if(sol[k] == sol[i])
        {
            return 0;
        }
    }
    return 1;
}

void back(int k)
{
    if(k == n)
    {
        for(int i=0;i<n;++i)
        {
            printf("%d ", sol[i]);
        }
        printf("\n");
    }
    else
    {
        for(int i=1;i<=n;++i)
        {
            sol[k] = i;
            if(check(k))
            {
                back(k+1);
            }
        }
    }
}

int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);

    scanf("%d", &n);

    back(0);

    return 0;
}