save project

diy2.py

 username = "python"
 userpassword = "123456"
-i=0
-while i<5:
+a=0
+while a<5:
     name = input("请输入用户名:")
     password = input("请输入密码:")
     if name == username and password == userpassword:
@@ -15,5 +15,6 @@ while i<5:
     a=a+1
 if a==5:
     print("错误次数超过上限，您将无法继续输入")
+    exit
 else:
     print("欢迎来到贝尔编程!")
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