#include <iostream>
#include<fstream>
#include<vector>
#include<algorithm>

using namespace std;
    ifstream f("permutari.in");
    ofstream g("permutari.out");
int n;
vector <int> v;
int main()
{   f>>n;
for(int i=1; i<=n; i++)
    v.push_back(i);
do
{   for(int i=0; i<n; i++)
    g<<v[i]<<" ";
    g<<"\n";
} while(next_permutation(v.begin(), v.end()));
    return 0;
}