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夢はここに 思い出は遠くに


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bzoj 4590 自动刷题机

Posted on 2019-06-10

二分答案.

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CF1173

Posted on 2019-06-08 | Edited on 2019-06-10

$Div.2$

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bzoj 4805 欧拉函数求和

Posted on 2019-06-08

练习了min_25筛.跑得挺快的.

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min_25筛学习笔记

Posted on 2019-06-05

一篇比较详细的学习笔记.

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bzoj 4667 小y的密码

Posted on 2019-06-04

排列/组合计数.

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bzoj 4606 DNA

Posted on 2019-06-04

$dp$ 计数.

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bzoj 4600 硬币游戏

Posted on 2019-06-04

博弈论.

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bzoj 4602 齿轮

Posted on 2019-06-04

图的 $dfs$ 遍历.

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bzoj 4627 回转寿司

Posted on 2019-06-03

线段树.

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bzoj 4662 snow

Posted on 2019-06-02

线段树.

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bzoj 4663 hack

Posted on 2019-05-30

最小割.

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bzoj 4681 旅行

Posted on 2019-05-30

最短路.

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bzoj 4669 抢夺

Posted on 2019-05-30

二分答案 + 费用流.

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bzoj 4621 Tc605

Posted on 2019-05-29

$dp$ .

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bzoj 4658 rescue

Posted on 2019-05-29

$dp$ + 线段树.

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bzoj 4659 lcm

Posted on 2019-05-28 | Edited on 2019-05-30

莫比乌斯反演.

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bzoj 4657 tower

Posted on 2019-05-28

最小割.

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Loj 6053 简单的函数

Posted on 2019-05-28

min_25 筛 .

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bzoj 4665 小w的喜糖

Posted on 2019-05-27

容斥 + $dp$ .

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test20190526

Posted on 2019-05-26

感觉 $T3$ 很假.

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JKLover

JKLover

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