print("请输入明文:") m = input() for key in range(1,26): out = '' for s in m: if 'a' <= s <= 'z': out += chr((ord(s)-ord('a')+key)%26+ord("a")) elif 'A' <= s <= 'Z': out += chr((ord(s)-ord('A')+key)%26+ord("A")) else: out += s print(f"key #{key}:{out}")一个简单的凯撒密码,key=1到25,既能加密又能解密。
虽然没啥用,但还是可以玩玩的。