#include <cstdio>
#include <algorithm>
#include <vector>

using namespace std;

vector<int> v;

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