save project

diy2.py

 username = "py"
 userpassword = "1"
+i = 3
 while True:
+    if i > 0
         name = input("请输入用户名:")
         password = input("请输入密码:")
         if name == username and password == userpassword:
@@ -12,4 +14,7 @@ while True:
         if password != userpassword:
             print("密码错误!")
         print("用户名和密码错误!请重新输入")
+    else:
+        print("12356789")
+        exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file