C++ :

#include<iostream>
#include<cmath> 
using namespace std;
bool ss(int );
int main()
{
	int n,m,k=0,j=0,l=0;
	cin>>n>>m;
	for(int i=n;i<=m;++i)
	{
		if(ss(i)==0)
		++j;
	}
	for(int i=n;i<=m;++i)
	{
		if(ss(i)==0)
		{
			++l;
			if(l<j&&l%8!=0)
			cout<<i<<" ";
			if(l%8==0)cout<<i<<endl;
			if(l==j)
			cout<<i;
		}
	}
	return 0;
	
}
bool ss(int a)
{
	int x=2;
	int b=floor(sqrt(a));
	while(x<=b&&(a%x!=0))
	++x;
	if(x>b)return 0;
	else return 1;
}