#include <bits/stdc++.h>

using namespace std;

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

    int N;
    fin >> N;
    vector<int> nums(N);

    for (int i = 0; i < N; ++i)
        nums[i] = i + 1;

    do {
        for (int num : nums)
            fout << num << ' ';
        fout << '\n';
    } while (next_permutation(nums.begin(), nums.end()));

    return 0;
}