HDUOJ 6372 - sacul

题面某巨犇发现了一种叫做海绵宝宝     Read more
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Jimmy Zhang Aug 10, 2018

HDUOJ 6331 - Walking Plan

题面比特城里有     Read more
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Jimmy Zhang Aug 07, 2018

HDUOJ 6333 - Harvest of Apples

题面给定     Read more
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Jimmy Zhang Aug 04, 2018

HDUOJ 6334 - Problem on a Tree

题面Kazari 超喜欢刷题。在她眼中,一切题目都可依难度分为三个等级:简单、中等、困难。她最近来到了一个有     Read more
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Jimmy Zhang Aug 03, 2018

HDUOJ 5096 - ACM Rank

题面让我们来为某场 ICPC 比赛写一个排名系统吧!ICPC 的规则就不再细讲了吧(逃...     Read more
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Jimmy Zhang Jul 29, 2018

浅谈无旋转 Treap

简介Treap = Tree + Heap。Treap 是一种弱...     Read more
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Jimmy Zhang Jul 28, 2018

HDUOJ 6305 - RMQ Similar Sequence

题面对于序列     Read more
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Jimmy Zhang Jul 26, 2018

HDUOJ 6304 - Chiaki Sequence Revisited

题面定义一个序列     Read more
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Jimmy Zhang Jul 24, 2018

HDUOJ 6240 - Server

题面现有     Read more
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Jimmy Zhang Jul 22, 2018

HDUOJ 4005 - The war

题面已知敌人有     Read more
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Jimmy Zhang Jul 21, 2018