import random

# 私钥
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！"
# 要加密语句
message = input("请输入")
# 请使用私钥key，对message进行加密
key_message =""

for i in message:
    str1=i
    str2=random.choice(key)
    str3=random.choice(key)
    text = str1 + str2 + str3
    key_message = key_message+text
print(key_message)


list_message = list(key_message)

a=random.randint(0,len(list_message))

list_message.insert(a,"@#!@#!@#")
resulf_message = "".join(list_message)
print(resulf_message)