#include<bits/stdc++.h>

using namespace std;

int a[20],n;

int main() {
    ifstream cin("permutari.in"); ofstream cout("permutari.out");
    cin>>n;
    for (int i=1; i<=n; ++i) a[i]=i;
    do {
        for (int i=1; i<=n; ++i) cout<<a[i]<<" "; cout<<'\n';
    } while (next_permutation(a+1,a+1+n));

    return 0;
}