→ Languages
The following languages are only available languages for the problems from the contest
Western European Olympiad in Informatics 2024 Mirror:
- GNU G++17 7.3.0
- GNU G++20 13.2 (64 bit, winlibs)
- GNU G++23 14.2 (64 bit, msys2)
→ About Contest
The Western European Olympiad in Informatics is an individual contest for top secondary school students from Belgium, France, Ireland, Italy, Luxembourg, Netherlands, Portugal, Spain, Switzerland and United Kingdom.
→ 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.
→ Practice?
Want to solve the contest problems after the official contest ends? Just register for practice and you will be able to submit solutions.
→ Status filter
Contest status
| # | When | Who | Problem | Lang | Verdict |
|---|---|---|---|---|---|
| 371182807 | Apr/14/2026 23:44 | is-this-dp | A - Make All Equal | C++20 (GCC 13-64) | Partial result: 0 points |
| 370541538 | Apr/10/2026 15:57 | is-this-dp | B - Mazes | C++20 (GCC 13-64) | Perfect result: 100 points |
| 370541270 | Apr/10/2026 15:55 | is-this-dp | B - Mazes | C++20 (GCC 13-64) | Partial result: 61 points |
| 370540838 | Apr/10/2026 15:51 | is-this-dp | B - Mazes | C++20 (GCC 13-64) | Partial result: 61 points |
| 370540769 | Apr/10/2026 15:50 | is-this-dp | B - Mazes | C++20 (GCC 13-64) | Partial result: 61 points |
| 370540120 | Apr/10/2026 15:44 | is-this-dp | B - Mazes | C++20 (GCC 13-64) | Partial result: 36 points |
| 370436417 | Apr/09/2026 17:33 | toast12 | C - Parcel Post | C++20 (GCC 13-64) | Partial result: 0 points |
| 370430444 | Apr/09/2026 16:49 | toast12 | C - Parcel Post | C++20 (GCC 13-64) | Partial result: 0 points |
| 369100510 | Apr/01/2026 14:35 | darkahmed# | D - Double Agents | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 369100361 | Apr/01/2026 14:34 | darkahmed# | D - Double Agents | C++23 (GCC 14-64, msys2) | Compilation error |
| 369100284 | Apr/01/2026 14:33 | darkahmed# | D - Double Agents | C++23 (GCC 14-64, msys2) | Compilation error |
| 369095092 | Apr/01/2026 13:43 | darkahmed# | B - Mazes | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 369094503 | Apr/01/2026 13:36 | darkahmed# | B - Mazes | C++23 (GCC 14-64, msys2) | Partial result: 27 points |
| 369094077 | Apr/01/2026 13:32 | darkahmed# | B - Mazes | C++23 (GCC 14-64, msys2) | Partial result: 27 points |
| 369087668 | Apr/01/2026 12:22 | darkahmed# | B - Mazes | C++23 (GCC 14-64, msys2) | Partial result: 27 points |
| 369084291 | Apr/01/2026 11:57 | darkahmed# | A - Make All Equal | C++23 (GCC 14-64, msys2) | Partial result: 54 points |
| 369084270 | Apr/01/2026 11:57 | darkahmed# | A - Make All Equal | C++23 (GCC 14-64, msys2) | Compilation error |
| 369083730 | Apr/01/2026 11:50 | darkahmed# | A - Make All Equal | C++23 (GCC 14-64, msys2) | Partial result: 5 points |
| 368285566 | Mar/26/2026 19:14 | Ahmed_Solyman | D - Double Agents | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 368285512 | Mar/26/2026 19:14 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 368285411 | Mar/26/2026 19:13 | Ahmed_Solyman | B - Mazes | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 368285453 | Mar/26/2026 19:13 | Ahmed_Solyman | B - Mazes | C++23 (GCC 14-64, msys2) | Compilation error |
| 368263345 | Mar/26/2026 16:24 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 368263262 | Mar/26/2026 16:24 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Compilation error |
| 368262747 | Mar/26/2026 16:20 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 368262709 | Mar/26/2026 16:19 | Ahmed_Solyman | C - Parcel Post | C++17 (GCC 7-32) | Compilation error |
| 368215003 | Mar/26/2026 07:41 | Ahmed_Solyman | C - Parcel Post | C++17 (GCC 7-32) | Partial result: 0 points |
| 368214465 | Mar/26/2026 07:32 | Ahmed_Solyman | C - Parcel Post | C++17 (GCC 7-32) | Partial result: 0 points |
| 368214069 | Mar/26/2026 07:27 | Ahmed_Solyman | C - Parcel Post | C++17 (GCC 7-32) | Partial result: 0 points |
| 368214056 | Mar/26/2026 07:26 | Ahmed_Solyman | C - Parcel Post | C++20 (GCC 13-64) | Partial result: 0 points |
| 368213714 | Mar/26/2026 07:21 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Compilation error |
| 368213641 | Mar/26/2026 07:20 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 368213596 | Mar/26/2026 07:19 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Compilation error |
| 368213255 | Mar/26/2026 07:12 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Compilation error |
| 368213057 | Mar/26/2026 07:09 | Ahmed_Solyman | C - Parcel Post | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 367957460 | Mar/24/2026 03:56 | Ahmed_Solyman | A - Make All Equal | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 367957025 | Mar/24/2026 03:41 | Ahmed_Solyman | A - Make All Equal | C++23 (GCC 14-64, msys2) | Partial result: 54 points |
| 367463129 | Mar/20/2026 12:43 | strapple | A - Make All Equal | C++20 (GCC 13-64) | Perfect result: 100 points |
| 367463104 | Mar/20/2026 12:43 | strapple | A - Make All Equal | C++20 (GCC 13-64) | Compilation error |
| 366976301 | Mar/16/2026 18:18 | toast12 | D - Double Agents | C++20 (GCC 13-64) | Perfect result: 100 points |
| 366564435 | Mar/14/2026 05:35 | Francisco_Martin# | C - Parcel Post | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 366564285 | Mar/14/2026 05:32 | Francisco_Martin# | C - Parcel Post | C++17 (GCC 7-32) | Partial result: 100 points |
| 366564101 | Mar/14/2026 05:28 | Francisco_Martin# | C - Parcel Post | C++17 (GCC 7-32) | Partial result: 100 points |
| 366560058 | Mar/14/2026 03:53 | Francisco_Martin# | A - Make All Equal | C++17 (GCC 7-32) | Perfect result: 100 points |
| 366559640 | Mar/14/2026 03:40 | Francisco_Martin# | A - Make All Equal | C++17 (GCC 7-32) | Partial result: 54 points |
| 366559066 | Mar/14/2026 03:22 | Francisco_Martin# | A - Make All Equal | C++17 (GCC 7-32) | Partial result: 21 points |
| 366557625 | Mar/14/2026 02:38 | Francisco_Martin# | D - Double Agents | C++17 (GCC 7-32) | Perfect result: 100 points |
| 366557580 | Mar/14/2026 02:36 | Francisco_Martin# | D - Double Agents | C++17 (GCC 7-32) | Partial result: 13 points |
| 366556199 | Mar/14/2026 01:58 | Francisco_Martin# | B - Mazes | C++17 (GCC 7-32) | Perfect result: 100 points |
| 365474951 | Mar/05/2026 16:22 | Baraa-Ahmed | D - Double Agents | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
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