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