inline int single(int);
int main()
{
	int m,a1,a2;
	cin>>m;
	for(a1=2;a1<=m/2;a1++)
	{
		if(single(a1)==2)
	{
			a2=m-a1;
			if(single(a2)==2)
			cout<<a1<<' '<<a2<<endl;
		}
	}
  return 0;
}
inline int single(int x)
{
	int n=0;int j;
	for (j=1;j<=x;j++)
	{
		if (x%j==0)
		n=n+1;
	}
	return n;
}
