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2020-2021:teams:mian:hdu_training:2019_multi-university_training_contest_2

这是本文档旧的修订版!


2019 Multi-University Training Contest 2

Virtual Participated on Aug 17, 2020.

Results

Summary

  • Solved 8 out of 12 problems
  • Solved 8 out of 12 afterwards

Virtual Participation

Submit Distribution in Members

Solved A B C D E F G H I J K L
Pantw
Withinlover
Gary

(√ for solved during VP, ○ for after VP, - for tried but not solved)


Solutions

E

这个题看起来很诡异但其实所有东西都是随机且相互独立的,可以全部分开计算。

简单推推式子就完了。

J

签到题

L

从前往后枚举区间左端点,对每个值在线段树上维护可行区间。


Comments

ptw:

  • 我决起而飞
2020-2021/teams/mian/hdu_training/2019_multi-university_training_contest_2.1597659033.txt.gz · 最后更改: 2020/08/17 18:10 由 grapelemonade