save project

diy2.py

@@ -8,5 +8,7 @@ while True:
         break
     if name != username:
         print("用户名输入错误")
-    print("用户名和密码错误!请重新输入")
+        continue
+    if password != userpassword:
+        print("密码错误!请重新输入")
 print("欢迎来到贝尔编程!")
\ No newline at end of file