Problem LINK I am not able to understand the DP solution of this problem.What does the state represent ? Some solution Links using this DP First Second Third
№ | Пользователь | Рейтинг |
---|---|---|
1 | tourist | 3845 |
2 | jiangly | 3707 |
3 | Benq | 3630 |
4 | orzdevinwang | 3573 |
5 | Geothermal | 3569 |
5 | cnnfls_csy | 3569 |
7 | jqdai0815 | 3532 |
8 | ecnerwala | 3501 |
9 | gyh20 | 3447 |
10 | Rebelz | 3409 |
Страны | Города | Организации | Всё → |
№ | Пользователь | Вклад |
---|---|---|
1 | maomao90 | 171 |
2 | adamant | 163 |
2 | awoo | 163 |
4 | TheScrasse | 154 |
5 | nor | 153 |
6 | maroonrk | 152 |
6 | -is-this-fft- | 152 |
8 | Petr | 145 |
9 | atcoder_official | 144 |
9 | pajenegod | 144 |
Problem LINK I am not able to understand the DP solution of this problem.What does the state represent ? Some solution Links using this DP First Second Third
Название |
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HELP
I think this was asked a week ago. The OP perhaps deleted the thread, cannot find it now.
The 2 states are (It's a tree DP, so for each vertex i, we consider only its subtrees and itself):