import sys
#判断是否素数
def is_prime(num):
    if num == 1:
        return False
    for i in range(2, int(num**0.5) + 1):
        if num % i == 0:
            return False
    return True

while True:
    try:
        n = int(input())
        p_start = n // 2
        #从n的一半开始找,这样找出来的差值就最小
        for i in range(p_start, n):
            if is_prime(i) and is_prime(n - i):
                print(n - i)
                print(i)
                break
    except:
#         print(sys.exc_info())
        break