save project

diy2.py

@@ -5,7 +5,7 @@ while True:
     if i>0:
         name = input("请输入用户名:")
         password = input("请输入密码:")
-        i=i-1
+        i-=1
         if name == username and password == userpassword:
             print("登录成功!")
             break
@@ -17,4 +17,4 @@ while True:
     else:
         print("该账户已冻结，请来我司解锁！")
         exit()
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+print("欢迎来到贝尔编程!")