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

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

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