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セグメントツリー
セグ木に乗る代数系
モノイド 和 | 積 | AND | OR | XOR | min | max | gcd | lcm
演算 x + y | x * y | x & y | x | y | x ^ y | min(x, y) | max(x, y) | gcd(x, y) | lcm(x, y)
単位…
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Interesting and useful resources on algorithm theory
Интересные и полезные ресурсы, связанные с теорией алгоритмов
Цікаві та корисні ресурси, пов’язані з теорією алгоритмів
Can be books, sites, …
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When entering a contest after the countdown, the problem number will be 0 instead of A-Z. And there are rare cases that the problem 0 is not problem A, like this: .
ouuan updated
4 years ago
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A rating predictor for the current or most recent codeforces rated contest the user gave. A button or a new activity page is what I was thinking. Something just like the following website.
https:/…
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The issue is to calculate the codeforces rating of a leetcode problem based on various factors such as
- Number of people solved a problem
- Problem Level
- Number of people made wrong submiss…
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Long rank such as `legendary grandmaster` breaks the card :thinking:
I hope a **legendary grandmaster** will fix this bug :pray:
![image](https://user-images.githubusercontent.com/32765701/1863043…
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pcrawlers.php文件应该更新下~
codeforces旧的面板样例部分叫Sample test(s),旧的抓取规则已经失效了,导致抓题没有样例。
`if (preg_match("/Sample test\\(s\\)(.*)/sU", $content,$matches))`
现在新的样例部分叫Examples,
要改成
`if (preg_match("/Examples(.*)/s…
ghost updated
8 years ago
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In [`72e7cde`](https://github.com/xcpcio/codeforces.uptime/commit/72e7cde85cff0f31799aa241284feabc439b3769
), Codeforces (https://codeforces.com) was **down**:
- HTTP code: 403
- Response time: 92 ms
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This is a minimal example to decrease verbosity.
What I actually want to do is declare variables at `i(3)` from the variables type in declaration of `void solve(...)`
```cpp
cin >> a >> b;
// t…