save project

diy2.py

@@ -6,5 +6,8 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
+    if username!=name:
+        print("重新输入")  
+    if userpassword!=password:
         print("重新输入")
 print("来到贝尔编程")
\ No newline at end of file