save project

diy2.py

 username = "python"
 userpassword = "123456"
 i=3
-    while True:
+while True:
     if i>0:
         name = input("请输入用户名:")
         password = input("请输入密码:")
@@ -16,4 +16,5 @@ i=3
             print("密码错误!请重新输入")
     else:
         print("账号已锁定")
-    print("欢迎来到贝尔编程!")
\ No newline at end of file
+        exit() 
+print("欢迎来到贝尔编程!")
\ No newline at end of file