#include <bits/stdc++.h>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int v[9],n;
bitset < 9 > val;
void afis()
{
    for(int i = 1; i <= n; i++)
        fout << v[i] << " ";
    fout <<"\n";
}
void permutari(int k)
{
    if(k > n)
        afis();
    else
    for(int i = 1; i <= n; i++){
        if(!val[i])
        {
            val[i] = 1;
            v[k]  =  i;
            permutari(k+1);
            val[i] = 0;
        }
    }
}
int main()
{
    fin >> n;
    permutari(1);
    return 0;
}