auto save

diy2.py

 i=0
-username = "apples,oranges,bananas,pineapples and mangos are friuts."
-userpassword = "123456"
+username = "QWERTYUIOPASDFGHJKLZXCVBNM"
+userpassword = "MNBVCXZLKJHGFDSAPOIUYTREWQ"
 while True:
     if i<3:
         name = input("请输入用户名:")