import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNextInt()) {
            int n = in.nextInt();
            int helf = n / 2;
            while(!isSushu(helf) || !isSushu(n-helf)){
                helf--;
            }
            System.out.println(helf);
            System.out.println(n-helf);
        }
    }
    public static boolean isSushu(int num){
        for(int i=2;i<num;i++){
            if(num % i == 0){//整除没有余数,说明i是num的因子,所以num不是素数
                return false;
            }
        }
        return true;
    }
}