#include <cstdio>
#include <vector>
#include <algorithm>
using namespace std;

int main()
{

    int n;

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

    scanf("%d", &n);

    vector<int> numbers;
    for(int i = 1; i <= n; ++i)
        numbers.push_back(i);

    do
    {
        for(int i = 0; i < n; ++i)
            printf("%d ", numbers[i]);
        printf("\n");
    }
    while(next_permutation(numbers.begin(), numbers.end()));

	return 0;
}