Create a data structure, that can:
- Add/subtract a number on a segment;
- Count amount of negative numbers on a segment.
How to solve it for $$$O(\sqrt{n})$$$ / $$$O(\log^2{n})$$$ / $$$O(\log{n})$$$ per query?
№ | Пользователь | Рейтинг |
---|---|---|
1 | tourist | 4009 |
2 | jiangly | 3823 |
3 | Benq | 3738 |
4 | Radewoosh | 3633 |
5 | jqdai0815 | 3620 |
6 | orzdevinwang | 3529 |
7 | ecnerwala | 3446 |
8 | Um_nik | 3396 |
9 | ksun48 | 3390 |
10 | gamegame | 3386 |
Страны | Города | Организации | Всё → |
№ | Пользователь | Вклад |
---|---|---|
1 | cry | 167 |
2 | Um_nik | 163 |
3 | maomao90 | 162 |
4 | atcoder_official | 161 |
5 | adamant | 159 |
6 | -is-this-fft- | 158 |
7 | awoo | 157 |
8 | TheScrasse | 154 |
9 | Dominater069 | 153 |
9 | nor | 153 |
Help me to make a data structure
Create a data structure, that can:
How to solve it for $$$O(\sqrt{n})$$$ / $$$O(\log^2{n})$$$ / $$$O(\log{n})$$$ per query?
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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en1 | frostcloud | 2024-09-11 22:03:55 | 239 | Initial revision (published) |
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