• 个人简介

    hey guys! 大家好,我是一个孩子。

    ——完——

    真没了。。。别翻了!!!

    哈哈哈哈,其实还有。。。才怪

  • 通过的题目

  • 最近活动

    This person is lazy and didn't join any contests or homework.
  • 最近编写的题解

    This person is lazy and didn't write any solutions.