• 个人简介

    忆昔西池池上饮,年年多少欢娱

    别来不寄一行书

    寻常相见了,犹道不如初

  • 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.
  • Stat

  • Rating

题目标签

字符串
3
字典树
2
系统测试
1
数学
1
快速幂
1
O2优化
1