save project

diy1.py

 username="phtyon"
 username="phtyon"
 userpassword="123456"
 userpassword="123456"
 while True:
 while True:
-    name =input("请输入账号:")
-    password =input("请输入密码:")
-    if name == username and password == userpassword：
+    name = input("请输入账号:")
+    password = input("请输入密码:")
+    if name == username and uesrpassword == password：
         print("登录成功")
         print("登录成功")
         break
         break
+    if name!=username:
+        print("用户名错误，请重新输入")
+    if password!=userpassword :
+        print("用户密码错误，请重新输入")
     print("登录失败")
     print("登录失败")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
\ No newline at end of file