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