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

int n;
vector<int> v;

int main()
{
    int i;
    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<v.size();i++) printf("%d ",v[i]);
        printf("\n");
    } while(next_permutation(v.begin(),v.end() ) );
    fclose(stdin);
    fclose(stdout);
    return 0;
}