save project

diy1.py

@@ -10,6 +10,10 @@ while True:
     if name==username and password==userpassword:   
     if name==username and password==userpassword:   
        print("登陆成功")
        print("登陆成功")
        break  
        break  
-    else:
+    if name != username:
+        print("账号有误，请重新输入")
+    if password != userpassword:
+        print("密码有误，请重新输入")
+        
         print("账户密码有误，请重新改正")
         print("账户密码有误，请重新改正")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
\ No newline at end of file