题解 | #查找组成一个偶数最接近的两个素数#

from sre_constants import INFO
# 定义素数判断函数
def isPrimme(num):
    for i in range(2,int(num**0.5)+1):
        if num % i == 0:
            return False
        else:
            pass
    return True

n = int(input())
mindis = n
for i in range(2,n+1):
    if isPrimme(i) and isPrimme(n-i):
       if abs(n-i-i) < mindis:
            a,b = i,n-i
            mindis = abs(n-i-i)
       
print(a)
print(b)