http://codeforces.net/gym/100253/attachments M — Winnie-the-Pooh Needs Help . How can i solve this ?
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1 | tourist | 4009 |
2 | jiangly | 3839 |
3 | Radewoosh | 3646 |
4 | jqdai0815 | 3620 |
4 | Benq | 3620 |
6 | orzdevinwang | 3612 |
7 | Geothermal | 3569 |
7 | cnnfls_csy | 3569 |
9 | ecnerwala | 3494 |
10 | Um_nik | 3396 |
Страны | Города | Организации | Всё → |
№ | Пользователь | Вклад |
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1 | Um_nik | 164 |
2 | maomao90 | 160 |
3 | -is-this-fft- | 159 |
4 | atcoder_official | 158 |
4 | cry | 158 |
4 | awoo | 158 |
7 | adamant | 155 |
8 | nor | 154 |
9 | TheScrasse | 153 |
10 | maroonrk | 152 |
http://codeforces.net/gym/100253/attachments M — Winnie-the-Pooh Needs Help . How can i solve this ?
Название |
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Removing each edge and doing bfs is too costly. In stead, we remove each vertex and do BFS finding shortest and second shortest path to each node via a different children from root. Here's my code : http://ideone.com/sCOHAQ