I've been trying to solve Pipes selection for some time, but i have not had productive ideas. The best idea so far is grouping the prefix sums by their residue modulo every prime to speedup search in some way, but I have not managed to make it work. Suggestions?
→ Pay attention
Before contest
CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
24:17:05
Register now »
CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
24:17:05
Register now »
*has extra registration
→ Top rated
| # | User | Rating |
|---|---|---|
| 1 | tourist | 4009 |
| 2 | jiangly | 3823 |
| 3 | Benq | 3738 |
| 4 | Radewoosh | 3633 |
| 5 | jqdai0815 | 3620 |
| 6 | orzdevinwang | 3529 |
| 7 | ecnerwala | 3446 |
| 8 | Um_nik | 3396 |
| 9 | ksun48 | 3390 |
| 10 | gamegame | 3386 |
→ Top contributors
| # | User | Contrib. |
|---|---|---|
| 1 | cry | 167 |
| 2 | Um_nik | 163 |
| 3 | maomao90 | 162 |
| 3 | atcoder_official | 162 |
| 5 | adamant | 159 |
| 6 | -is-this-fft- | 158 |
| 7 | awoo | 157 |
| 8 | TheScrasse | 154 |
| 9 | Dominater069 | 153 |
| 9 | nor | 153 |
→ Find user
→ Recent actions
Asia — Changchun: Pipes selection (Hard: No Accepteds...or even submissions)
Revision en2, by chubakueno, 2016-02-18 00:17:51
History
Revisions
| Rev. | Lang. | By | When | Δ | Comment | |
|---|---|---|---|---|---|---|
| en2 |
|
chubakueno | 2016-02-18 00:17:51 | 43 | ||
| en1 |
|
chubakueno | 2016-02-18 00:16:31 | 419 | Initial revision (published) |
Codeforces (c) Copyright 2010-2024 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Nov/22/2024 17:17:56 (h1).
Desktop version, switch to mobile version.
Supported by
