#include <bits/stdc++.h>
using namespace std;

int main()
{
    int n;
    cin >> n;
    int a[n];
    for (int i = 0; i < n; i++)
    {
        a[i] = i + 1;
    }
    do
    {
        for (int i = 0; i < n; i++)
        {
            cout << a[i] << " \n"[i == n - 1];
        }
    } while (next_permutation(a, a + n));
    return 0;
}
