#include <cstdio>

#define NMAX 9

using namespace std;

int n;
int sol[NMAX];
bool viz[NMAX];

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 i = 1; i <= n; ++ i)
        if(!viz[i])
        {
            sol[k] = i;
            viz[i] = 1;
            Back(k + 1);
            viz[i] = 0;
        }
}

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

    scanf("%d", &n);

    Back(0);

    return 0;
}