save project

diy2.py

@@ -6,8 +6,11 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
-    if name!=username:
-        print("用户名错误请重新输入")
-    if password!=userpassword:
-        print("密码错误")
+    if name==username:
+        if password==userpassword:
+            print("登陆成功!")
+        else:
+            print("密码输入错误")
+    else:
+        print("账号错误")
 print("欢迎来到贝尔编程!")
\ No newline at end of file