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

void afis(vector<int>x)
{
    for(int i=0;i<n;++i)
        cout<<x[i]<<" ";
    cout<<endl;
}

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