//*************************
//*???2013?10?23?   *
//*??????           *
//*??????????? *
//*************************

int main ()

{
	int a, n, i, k;                                           //??????a??????n????i?k
	cin >> a;

	for(n = 3; n <= a / 2; n += 2)                            //???????????3?????????
	{
		for(i = 2; i <= n - 1; i++)                           //??n?????
		{
			if(n % i == 0)
				break;                                        //??n???????????           
			else if(i == n - 1)                               //??n??????a-n
			{
				for(k = 2; k <= a - n - 1; k++)               //??a-n?????
				{
					if((a - n) % k == 0)
						break;                                //??a-n???????????
					else if(k == a - n - 1)                   //??a-n???
						cout << n << " " << a-n << endl;      //??????
				}
			}
		}
	}

	return 0;
}