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

int main()
{
    vector<int> v;
    int i,n;
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d",&n);
    for(i=1;i<=n;i++)
        v.push_back(i);
    do
    {
        for(i=0;i<n;i++)
            printf("%d ",v[i]);
        printf("\n");
    }while(next_permutation(v.begin(),v.end()));
    return 0;
}