#include <bits/stdc++.h>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
vector<int>x;

int main()
{
    int n; f>>n;
    for(int i=1;i<=n;++i)
        x.push_back(i);
    do{
        for(int i=0;i<n;++i)
            g<<x[i]<<" ";
        g<<endl;
    }while(next_permutation(x.begin(),x.end()));
    return 0;
}