#include <bits/stdc++.h>
#define nmax 9
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int st[nmax],top,n,gasire[nmax];
///O(n!)
void Afisare()
{
    int i;
    for(i=1;i<=n;i++)
        fout<<st[i]<<" ";
    fout<<"\n";
}
void Back(int top)
{
    if(top==n+1)
        Afisare();
    else
    {
        for(int i=1;i<=n;i++)
           if(!gasire[i])
        {
            gasire[i]=1;
            st[top]=i;
            Back(top+1);
            gasire[i]=0;
        }
    }
}
int main()
{
    fin>>n;
    Back(1);
    fin.close();
    fout.close();
    return 0;
}