csfc

#include <iostream>

using namespace std;


int main()
{
    int n;
    cout<<"n="; cin>>n;
    int v[100], k=0, ind=0;
    int c[100];
    if (n%2==0)
        c[ind++]=2;
    for (int i=3; i<=n; i+=2)
        v[k++]=i;
    for (int i=0; i<k; i++)
    {
        if (v[i]!=0)
            c[ind++]=v[i];
        for (int j=i+1; j<k; j++)
        {
            if (v[j]%v[i]==0)
                v[j]=0;
        }
    }
    for (int i=0; i<ind; i++)
        cout<<c[i]<<" ";

    return 0;
}