#include <bits/stdc++.h>

using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int n;
vector<int>G;
int main()
{
    f>>n;
    for(int i=1;i<=n;i++)
        G.push_back(i);
    do{
        for(auto el:G)
            g<<el<<" ";
        g<<"\n";
    }while(next_permutation(G.begin(),G.end()));
    return 0;
}