judge.py

def is_narcissistic(num): """ 判断一个3位数是否水仙花数 """ if num<100 or num>999: raise ValueError("输入的数字不是3位数") a = num//100 b = (num//10)%10 c = num%10 if num == a3 + b3 + c**3: return True else: return False

def is_prime(num): """ 判断一个正整数是否为素数 """ if num<2: return False for i in range(2, int(num**0.5)+1): if num%i == 0: return False return True

main.py

from judge import is_narcissistic, is_prime

for i in range(100, 201): if is_narcissistic(i): print(f"{i}是水仙花数") if is_prime(i): print(f"{i}是素数")