有亮点！（难道我火星了）
拿小号试了一下New Year Gift。
使用前：
New Year Gift! You can change your handle in the first days of the New Year. This feature will be available until January 10 (inclusive).
You may change your handle only ONCE. So think twice before. You will not be able to change it back.
使用后：
You already changed your handle before.

这算愚人节么O.O

每次都看成clj怎么破

关键词没看懂求破

大意就是愿您的头衔只会变红，愿您的解答不用调试就能顺利通过，愿您在每次比赛中都享受梦寐以求的AC。
再见0x7DC，你好0x7DD！