#include <bits/stdc++.h>

using namespace std;

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

const int NMAX = 10;
int st[NMAX], f[NMAX], n;

void afisare() {
    for (int i = 1; i <= n; i++)
        fout << st[i] << " ";
    fout << "\n";
}

void bkt(int k) {
    if (k == n + 1)
        afisare();
    else
        for (int i = 1; i <= n; i++) {
            if (f[i] == 0) {
                st[k] = i;
                f[i] = 1;
                bkt(k + 1);
                f[i] = 0;
            }
        }
}

int main() {

    fin >> n;
    bkt(1);

    return 0;
}