#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    int n,i;
    vector<int> a;
    cin>>n;
    for(i=1;i<=n;i++)
        a.push_back(i);
    do{
    for(i=0;i<n;i++)
        cout<<a[i]<<' ';
    cout<<'\n';
    }while(next_permutation(a.begin(),a.end()));
    return 0;
}