using namespace std;


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

ifstream f("permutari.in");
ofstream g("permutari.out");


int n,k;


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)
            cout << v[i] << ' ';
        cout << '\n';
    } while (next_permutation(v.begin(), v.end()));
	
	//system("pause");
	return 0;
}