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 = "诺依，周末一起去看动漫展吧！"
text1=""
# 请使用私钥key，对message进行加密
for i in message:
    strl = i
    str2 = random.choice(key)
    str3 = random.choice(key)
    text = strl+str2+str3
    text1=text1+text
abc='#%^%$^^%%$%$U^&%^%&'
textlist=list(text1)
indox= random.randint(0,len(textlist))
textlist.insert(indox,abc)
textkey="".join(textlist)
print(textkey)