#include <iostream>
#include <fstream>

using namespace std;


int n, st[8];
ifstream f("permutari.in");
ofstream g("permutari.out");


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

int valid(int i, int k)
{
    for(int j=0;j<k;j++)
        if(i == st[j])
            return 0;
    return 1;
}
void back(int k)
{
    if(k == n)
        afisare();
    else
            for(int i=1;i<=n;i++)
            if(valid(i, k) == 1)
            {
                st[k] = i;
                back(k+1);
            }

}

int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);
    scanf("%d", &n);
    back(0);
    return 0;
}