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?
# | User | Rating |
---|---|---|
1 | tourist | 4009 |
2 | jiangly | 3839 |
3 | Radewoosh | 3646 |
4 | jqdai0815 | 3620 |
4 | Benq | 3620 |
6 | orzdevinwang | 3612 |
7 | Geothermal | 3569 |
8 | ecnerwala | 3494 |
9 | Um_nik | 3396 |
10 | gamegame | 3386 |
# | User | Contrib. |
---|---|---|
1 | maomao90 | 164 |
2 | Um_nik | 163 |
3 | atcoder_official | 159 |
4 | cry | 158 |
5 | adamant | 157 |
5 | -is-this-fft- | 157 |
7 | awoo | 156 |
8 | nor | 154 |
9 | TheScrasse | 153 |
10 | Dominater069 | 152 |
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?
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