save project

day.py

@@ -4,6 +4,10 @@ while True:
     name= input("请输入账号")
     password= input("请输入密码")
     if name == username and password == userpassword:
-        print("登陆成功")
+        print("登录成功")    
         break
+    if name != username:
+        print("名称错误")
+    if name != username:
+        print("密码错误")
 print("欢迎来到贝尔编程")
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