#include <bits/stdc++.h>

using namespace std;

vector <int> a;

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

    scanf("%d", &n);
    for(int i=1;i<=n;i++)
        a.push_back(i);
    do
    {
        for(int i=0;i<n;i++)
            printf("%d ", a[i]);
        printf("\n");
    }while(next_permutation(a.begin(), a.end()));

    return 0;
}