#include<cstdio>
#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int main()
{
    int n;
    cin>>n;
    vector<int> a;
    for(int i=1;i<=n;i++)
    a.push_back(i);
    do
    {
        for(int i=0;i<n;i++)

            cout<<a[i]<<" ";
              puts("");

    }while(next_permutation(a.begin(),a.end()));
}