I'm trying to come up with a recursive solution for this problem but I haven't been able to so far. Any advice/pointers here?
I tried 0-1 knapsack style but there is an issue with backtracking the array.
№ | Пользователь | Рейтинг |
---|---|---|
1 | tourist | 3880 |
2 | jiangly | 3669 |
3 | ecnerwala | 3654 |
4 | Benq | 3627 |
5 | orzdevinwang | 3612 |
6 | Geothermal | 3569 |
6 | cnnfls_csy | 3569 |
8 | jqdai0815 | 3532 |
9 | Radewoosh | 3522 |
10 | gyh20 | 3447 |
Страны | Города | Организации | Всё → |
№ | Пользователь | Вклад |
---|---|---|
1 | awoo | 161 |
2 | maomao90 | 160 |
3 | adamant | 157 |
4 | maroonrk | 154 |
5 | -is-this-fft- | 148 |
5 | atcoder_official | 148 |
5 | SecondThread | 148 |
8 | Petr | 147 |
9 | TheScrasse | 145 |
9 | nor | 145 |
Count number of arrays with k-inversions
I'm trying to come up with a recursive solution for this problem but I haven't been able to so far. Any advice/pointers here?
I tried 0-1 knapsack style but there is an issue with backtracking the array.
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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en1 |
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aakarshmadhavan | 2018-08-09 07:59:46 | 288 | Initial revision (published) |
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