Hello Codeforces,
\section{Introduction} I came across this problem a while back — https://cses.fi/problemset/task/1139/. Here the task is — "Given a rooted tree, determine the number of ditinct elements for each subtree of the tree".
[Tutorial] DSU on tree
Hello Codeforces,
\section{Introduction} I came across this problem a while back — https://cses.fi/problemset/task/1139/. Here the task is — "Given a rooted tree, determine the number of ditinct elements for each subtree of the tree".
| Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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| en7 |
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shadow9236 | 2022-05-21 09:59:32 | 0 | (published) | |
| en6 |
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shadow9236 | 2022-05-21 09:58:27 | 6 | ||
| en5 |
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shadow9236 | 2022-05-21 09:57:01 | 43 | Grammar | |
| en4 |
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shadow9236 | 2022-05-21 09:52:36 | 44 | ||
| en3 |
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shadow9236 | 2022-05-21 09:49:39 | 2815 | Tiny change: 'Thanks to @-is-this-f' -> 'Thanks to /profile/-is-this-f' | |
| en2 |
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shadow9236 | 2022-05-21 09:17:42 | 529 | ||
| en1 |
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shadow9236 | 2022-05-21 09:10:06 | 272 | Initial revision (saved to drafts) |
| № | Пользователь | Рейтинг |
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| 1 | Benq | 3792 |
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| 3 | Kevin114514 | 3603 |
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| 6 | tourist | 3541 |
| 7 | strapple | 3515 |
| 8 | ksun48 | 3461 |
| 9 | dXqwq | 3436 |
| 10 | Otomachi_Una | 3413 |
| Страны | Города | Организации | Всё → |
| № | Пользователь | Вклад |
|---|---|---|
| 1 | Qingyu | 157 |
| 2 | adamant | 153 |
| 3 | Um_nik | 147 |
| 4 | Proof_by_QED | 146 |
| 5 | Dominater069 | 145 |
| 6 | errorgorn | 142 |
| 7 | cry | 139 |
| 8 | YuukiS | 135 |
| 9 | TheScrasse | 134 |
| 10 | chromate00 | 133 |
