2018徐州邀请赛I - T-shirt - 矩阵快速幂

题目题目描述JSZKC is going to spend his vacation! His vacation has N days. Each day, he can choose a T-shirt to wear. Obviously, he doesn’t want to wear a singer color T-shirt since others will consider ...

  • Lucien
  • 2018 年 06 月 06 日
  • 2 条评论