/******************************************************************************

                              Online C++ Compiler.
               Code, Compile, Run and Debug C++ program online.
Write your code in this editor and press "Run" button to compile and execute it.

*******************************************************************************/

#include <iostream>

using namespace std;

int main()
{
    int num;
    bool prime=0;
    cin>>num;
    int line=0;
    for (int n=2;n<num;n++)
    {
        prime=1;
        for(int i=2;i<n/2;i++)
        {
            if(n%i==0)
            {
                prime=0;
                break;
            }
        }
        if(prime)
        {
            line++;
            cout<<n<<" ";
            if(line%5==0)
            cout<<endl;
        }
    }


    return 0;
}