Hello, yesterday i tried this problem: Bobbys Bet
I arrived with this formula:
\LaTeX \sum_{i=1}^n i = \frac{n(n+1)}2
№ | Пользователь | Рейтинг |
---|---|---|
1 | tourist | 4009 |
2 | jiangly | 3773 |
3 | Radewoosh | 3646 |
4 | ecnerwala | 3624 |
5 | jqdai0815 | 3620 |
5 | Benq | 3620 |
7 | orzdevinwang | 3612 |
8 | Geothermal | 3569 |
8 | cnnfls_csy | 3569 |
10 | Um_nik | 3396 |
Страны | Города | Организации | Всё → |
№ | Пользователь | Вклад |
---|---|---|
1 | Um_nik | 163 |
2 | cry | 161 |
3 | maomao90 | 160 |
4 | -is-this-fft- | 159 |
5 | awoo | 158 |
6 | atcoder_official | 157 |
7 | adamant | 155 |
8 | nor | 154 |
9 | maroonrk | 152 |
10 | Dominater069 | 148 |
Help with problem of qualifiers north america.
Hello, yesterday i tried this problem: Bobbys Bet
I arrived with this formula:
\LaTeX \sum_{i=1}^n i = \frac{n(n+1)}2
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
---|---|---|---|---|---|---|
en3 | LaFuckinGioconda | 2015-11-29 20:58:07 | 440 | (published) | ||
en2 | LaFuckinGioconda | 2015-11-29 20:44:41 | 8 | Tiny change: 'mula:\n\n\sum_{i=' -> 'mula:\n\n\LaTeX\n\sum_{i=' | ||
en1 | LaFuckinGioconda | 2015-11-29 20:43:45 | 205 | Initial revision (saved to drafts) |
Название |
---|