# include <bits/stdc++.h>

using namespace std;

vector <int> v;
int n;


int main () {
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);

    scanf("%d\n", &n);

    for (int i = 1; i <= n; ++i)
        v.push_back(i);

    do {
        for (int i = 0; i < n; ++i)
            printf("%d ", v[i]);

        printf("\n");
    } while (next_permutation(v.begin(), v.end()));

    return 0;
}