import sys def is_prime(n): for i in range(2, n//2): if (n % i == 0): return False return True for line in sys.stdin.readlines(): n = int(line) for i in range(n//2, 2, -1): if is_prime(i) and is_prime(n - i): print(i) print(n - i) break
import sys def is_prime(n): for i in range(2, n//2): if (n % i == 0): return False return True for line in sys.stdin.readlines(): n = int(line) for i in range(n//2, 2, -1): if is_prime(i) and is_prime(n - i): print(i) print(n - i) break