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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.
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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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→ Contest materials
Problem C - Challenge to the Reader
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 347965922 | Nov/08/2025 09:05 |
 Just use CRT |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347965926 | Nov/08/2025 09:05 |
floorsum |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347965970 | Nov/08/2025 09:05 |
honmono shinchan |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347965984 | Nov/08/2025 09:05 |
Penguin and Tonic |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347965992 | Nov/08/2025 09:05 |
Here for the Free Snacks |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966053 | Nov/08/2025 09:05 |
stressed desserts |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966058 | Nov/08/2025 09:05 |
Still like to party!! |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966082 | Nov/08/2025 09:05 |
Murtabak |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966088 | Nov/08/2025 09:05 |
nobook |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966108 | Nov/08/2025 09:05 |
FPTU New Era |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966117 | Nov/08/2025 09:05 |
FPTU SRO |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966161 | Nov/08/2025 09:05 |
BKDN.LoveBaku |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966164 | Nov/08/2025 09:05 |
print("\u0D9E") |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966173 | Nov/08/2025 09:05 |
100%dp, caffeine addiction, You have evolved. From bulbasaur to idontduckingcare |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966207 | Nov/08/2025 09:05 |
NYCU_LLLemonade_Jam |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966314 | Nov/08/2025 09:05 |
BKDN.NewStar |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966347 | Nov/08/2025 09:05 |
ComTamBacKy |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966419 | Nov/08/2025 09:05 |
VKU.FriendshipPower |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966451 | Nov/08/2025 09:05 |
NEU.Anarchaos |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966452 | Nov/08/2025 09:05 |
HCMUS-AleaJactaEst |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966532 | Nov/08/2025 09:05 |
penalty++ |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966566 | Nov/08/2025 09:05 |
VNUHCM.UIT.JobSeekers |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 347966579 | Nov/08/2025 09:05 |
FPTU Algorillas |
C - Challenge to the Reader | Unknown | Accepted | 0 ms | 0 KB |
| 356010643 | Dec/31/2025 22:13 | LoganGD# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 366563538 | Mar/14/2026 05:16 | Krabbelgruppe Wrong Answer: ukfef, qusol, pwild# | C - Challenge to the Reader | PyPy 3-64 | Accepted | 234 ms | 5200 KB |
| 363994534 | Feb/23/2026 10:38 | Occult Research Club: cvxbhcxb, ttyymm, yqxt_# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 0 KB |
| 357413219 | Jan/12/2026 11:48 | Saidul_1 | C - Challenge to the Reader | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 348848099 | Nov/14/2025 10:40 | dnnnda# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 0 KB |
| 349221409 | Nov/16/2025 10:26 | ConSpirito: chansolpark7, carotinoid, astilate# | C - Challenge to the Reader | Python 3 | Accepted | 93 ms | 100 KB |
| 348009565 | Nov/08/2025 15:08 | Mentholzzz | C - Challenge to the Reader | PyPy 3-64 | Accepted | 140 ms | 2200 KB |
| 364150850 | Feb/24/2026 07:59 | aspirant128 | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 363823905 | Feb/21/2026 16:25 | GXB, We Like You: chenyiwei27, desize., HDdss# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 1600 KB |
| 348229180 | Nov/10/2025 07:30 | ya ponsaid budu: Genseki, Adilkhan855, ponsaid# | C - Challenge to the Reader | C++20 (GCC 13-64) | Accepted | 93 ms | 34300 KB |
| 352758622 | Dec/09/2025 23:02 | Ahad_18 | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 347975912 | Nov/08/2025 10:32 | NYCU_Revue_Starlight: nella17, warner1129, ub33 | C - Challenge to the Reader | C++20 (GCC 13-64) | Accepted | 62 ms | 0 KB |
| 363990942 | Feb/23/2026 09:48 | ZeroOneX: aspirant128, mwjzcwq# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 0 KB |
| 348771264 | Nov/13/2025 18:06 | sysia# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 0 KB |
| 352758561 | Dec/09/2025 23:02 | Ahad_18 | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 355135638 | Dec/26/2025 10:18 | redcapp | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 354695862 | Dec/23/2025 16:45 | LLM# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 265 ms | 76800 KB |
| 354618626 | Dec/22/2025 23:41 | las4s e pelados: icaro_nunes, pgoq, joaovictor20# | C - Challenge to the Reader | C++20 (GCC 13-64) | Accepted | 62 ms | 34400 KB |
| 351450485 | Dec/01/2025 13:43 | vamos2: TRGOD, teekaytai, w3haa# | C - Challenge to the Reader | PyPy 3-64 | Accepted | 93 ms | 3600 KB |
| 356426584 | Jan/04/2026 21:24 | saba_goduadze | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 1000 KB |
| 360326988 | Jan/28/2026 17:11 | GMAC: d_ananta_, HahahaHihihi, ramasn# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 363622881 | Feb/19/2026 18:23 | sidat | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 349669462 | Nov/19/2025 09:40 | baokaka | C - Challenge to the Reader | C++17 (GCC 7-32) | Accepted | 62 ms | 0 KB |
| 348594644 | Nov/12/2025 13:01 | just_naive# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 437 ms | 12500 KB |
| 348594530 | Nov/12/2025 13:00 | NYCU_Hitori: koukanni, yyh603, origamyee# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 171 ms | 3400 KB |
| 365018645 | Mar/02/2026 00:46 | Friendly strangers: AVdovin, JedbyKey999# | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 352445092 | Dec/07/2025 22:08 | kizu | C - Challenge to the Reader | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
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Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
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