| № | Пользователь | Рейтинг |
|---|---|---|
| 1 | tourist | 3845 |
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| 3 | Benq | 3630 |
| 4 | orzdevinwang | 3573 |
| 5 | Geothermal | 3569 |
| 5 | cnnfls_csy | 3569 |
| 7 | jqdai0815 | 3532 |
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| Страны | Города | Организации | Всё → |
| № | Пользователь | Вклад |
|---|---|---|
| 1 | maomao90 | 171 |
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| 4 | nor | 152 |
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| 5 | -is-this-fft- | 151 |
| 7 | TheScrasse | 148 |
| 8 | atcoder_official | 146 |
| 9 | Petr | 145 |
| 10 | pajenegod | 144 |
help me this question please
https://codeforces.com/problemset/problem/1738/C
Hi guys,i was upsolving this round and could not figure out how to solve this.I went for the editorials but still could not figure out why they are using mod 4 not some other number.can someone please guide me with the intution behind this problem?
