#include <bits/stdc++.h>

using namespace std;
vector<int>v;
int n, i;
int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);
    scanf("%d", &n);
    for(i=1;i<=n;i++)
        v.push_back(i);
    do
    {
        for(auto it:v)
            printf("%d ",it);
        printf("\n");
    }while(next_permutation(v.begin(),v.end()));
    return 0;
}