diy4.py

import random
key = "abcdefgh使用编程实现位移替换加密，制作密码机关真是太好玩了哈哈！"
message = input("请输入信息：")
key_message=""
for i in message:
    s1=i
    s2=random.choice(key)
    s3=random.choice(key)
    t=s1+s2+s3
    key_message=key_message+t
e="与顾客i，删除空房间你、"
b="@$%^&*&*<:"
l=list(key_message)
l.insert(random.randint(0,20),e)
l.insert(random.randint(22,40),b)
r="".join(l)
print(r)