save project

diy1.py

@@ -6,5 +6,8 @@ while True:
     if username==name and userpassword==password:
     if username==name and userpassword==password:
         print('登录成功')
         print('登录成功')
         break
         break
-    print("用户名和密码错误!请重心输入")
+    if name != userpassword:
+        print("用密码错误!请重心输入")
+    if password != userpassword:
+        print("用户名错误!请重心输入")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
\ No newline at end of file