→ About Contest
The National High School Programming Contest (NHSPC) is an official informatics contest from Taiwan, where the top ten students enter the spring training camp, in which the IOI participants are selected. The NHSPC Mock Contest is a contest prepared by former OI participants from Taiwan, and helps contestants prepare for the official NHSPC which takes place the following week.
→ Virtual participation
Virtual contest is a way to take part in past contest, as close as possible to participation on time. It is supported only ICPC mode for virtual contests.
If you've seen these problems, a virtual contest is not for you - solve these problems in the archive.
If you just want to solve some problem from a contest, a virtual contest is not for you - solve this problem in the archive.
Never use someone else's code, read the tutorials or communicate with other person during a virtual contest.
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→ Status filter
→ Contest materials
Problem A - Finding Socks (socks)
Contest status
| # | When | Who | Problem | Lang | Verdict |
|---|---|---|---|---|---|
| 352698021 | Dec/09/2025 15:29 | Pansage | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352480147 | Dec/08/2025 08:24 | hlhs11128 | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352327156 | Dec/07/2025 04:34 | gymgym | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352771612 | Dec/10/2025 04:10 | DB0917# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 353233193 | Dec/12/2025 20:40 | C0DET1GER# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 371550627 | Apr/17/2026 21:07 | Maezra6# | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352772092 | Dec/10/2025 04:24 | Blameyue# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352733879 | Dec/09/2025 19:37 | Abir_07 | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352331090 | Dec/07/2025 06:05 | s310344 | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352434084 | Dec/07/2025 20:28 | Electro_Valkyrie# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352325861 | Dec/07/2025 04:05 | dreamoon_love_AA | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352407737 | Dec/07/2025 16:49 | yyc000123 | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 357822077 | Jan/14/2026 14:45 | Kirill22# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352508905 | Dec/08/2025 10:36 | Tyellow# | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352598179 | Dec/08/2025 20:51 | Tyellow | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352732769 | Dec/09/2025 19:30 | Winterr | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352696299 | Dec/09/2025 15:17 | towards_eternity | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352345518 | Dec/07/2025 09:34 | joylintp# | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352696296 | Dec/09/2025 15:17 | iLoveOru | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352464370 | Dec/08/2025 05:02 | boss_zz | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352659201 | Dec/09/2025 10:24 | foronelevel# | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 357918164 | Jan/15/2026 10:18 | Shuvo_06 | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352669154 | Dec/09/2025 11:40 | maxbrucelenhihi | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352699655 | Dec/09/2025 15:40 | khansiyam216 | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 357411476 | Jan/12/2026 11:28 | yeenxoo | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352359832 | Dec/07/2025 10:54 | Md._Nahid_Ullah_Joy | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352568325 | Dec/08/2025 17:23 | Cheng0928 | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352366969 | Dec/07/2025 11:34 | Justinshao# | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352325790 | Dec/07/2025 04:04 | amano_hina | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352577842 | Dec/08/2025 18:26 | hank55663 | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352329351 | Dec/07/2025 05:21 | _0.0_ | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352703772 | Dec/09/2025 16:09 | dragoonSlayer | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352701064 | Dec/09/2025 15:50 | _ConvexHull_ | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 352329506 | Dec/07/2025 05:25 | diobrando97 | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352463175 | Dec/08/2025 04:32 | Hoshino_gua | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352426062 | Dec/07/2025 19:20 | anak_hemakhem# | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
| 352326463 | Dec/07/2025 04:19 | nanj0178 | A - Finding Socks (socks) | C++20 (GCC 13-64) | Perfect result: 100 points |
| 352697519 | Dec/09/2025 15:25 | Cheater_ | A - Finding Socks (socks) | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 358369991 | Jan/17/2026 20:40 | llc5pg | A - Finding Socks (socks) | C++17 (GCC 7-32) | Perfect result: 100 points |
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