#include <iostream>
#include <cstdio>
#include <vector>
#include <algorithm>
using namespace std;

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

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