auto save

diy3.py

 message = "诺依，周末一起去看动漫展吧！"
 message = "诺依，周末一起去看动漫展吧！"
-
 length=len(message)
 length=len(message)
 i=0
 i=0
-if i<length:
+while i<length:
     element=message[i]
     element=message[i]
     print(element)
     print(element)
     i+=1
     i+=1