#include <iostream>
#include <fstream>
using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");

int number, ocupat[10], v[10];

void permutation(int lenght) {
    if (lenght > number) {
        for (int i = 1; i < lenght; ++i) {
            fout << v[i] << " ";
        }
        fout << '\n';
        return;
    }
    for (int i = 1; i <= number; ++i) {
        if (ocupat[i] == false){
            ocupat[i] = true;
            v[lenght] = i;
            permutation(lenght + 1);
            ocupat[i] = false;
        }
    }
}

int main() {
    fin >> number;
    permutation(1);
    return 0;
}