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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.
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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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 materials
Problem A - Zero or One
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 80203735 | May/15/2020 11:10 | vjudge4 | A - Zero or One | C++17 (GCC 7-32) | Accepted | 31 ms | 3600 KB |
| 44902307 | Oct/26/2018 12:41 | vjudge2 | A - Zero or One | Java 8 | Accepted | 108 ms | 0 KB |
| 29288377 | Aug/08/2017 18:29 | vjudge4 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 15 ms | 1900 KB |
| 44902398 | Oct/26/2018 12:44 | vjudge5 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 31 ms | 0 KB |
| 62235411 | Oct/10/2019 01:33 | vjudge4 | A - Zero or One | GNU C++11 | Accepted | 31 ms | 0 KB |
| 45039345 | Oct/29/2018 12:27 | vjudge2 | A - Zero or One | GNU C++11 | Accepted | 31 ms | 0 KB |
| 45039409 | Oct/29/2018 12:29 | vjudge3 | A - Zero or One | GNU C++11 | Accepted | 31 ms | 0 KB |
| 78083581 | Apr/26/2020 08:09 | vjudge4 | A - Zero or One | GNU C++11 | Accepted | 30 ms | 300 KB |
| 29911752 | Aug/30/2017 11:23 | jvmusin# | A - Zero or One | Java 8 | Accepted | 93 ms | 0 KB |
| 61942295 | Oct/05/2019 23:29 | Doesers: MohammedBasioni, Moamen_Shoman, Shetewi# | A - Zero or One | Java 8 | Accepted | 124 ms | 0 KB |
| 44902286 | Oct/26/2018 12:41 | vjudge3 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 31 ms | 0 KB |
| 45347854 | Nov/06/2018 08:12 | vjudge1 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 15 ms | 0 KB |
| 168445776 | Aug/16/2022 02:23 | _Scorpion | A - Zero or One | C++17 (GCC 7-32) | Accepted | 15 ms | 800 KB |
| 77872908 | Apr/24/2020 07:08 | vjudge1 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 30 ms | 0 KB |
| 55956952 | Jun/23/2019 10:35 | AbdallahHemdan | A - Zero or One | C++14 (GCC 6-32) | Accepted | 30 ms | 0 KB |
| 285799063 | Oct/14/2024 12:39 | PROOF_BY_ED | A - Zero or One | C++17 (GCC 7-32) | Accepted | 61 ms | 100 KB |
| 31528885 | Oct/20/2017 12:57 | vjudge4 | A - Zero or One | C++14 (GCC 6-32) | Accepted | 15 ms | 2200 KB |
| 31528875 | Oct/20/2017 12:57 | teitoku | A - Zero or One | C++14 (GCC 6-32) | Accepted | 15 ms | 2200 KB |
| 93086845 | Sep/18/2020 06:46 | iakovlev.zakhar# | A - Zero or One | Java 8 | Accepted | 186 ms | 0 KB |
| 330427877 | Jul/22/2025 23:38 | lad1chka# | A - Zero or One | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 29501465 | Aug/16/2017 12:27 | vjudge2 | A - Zero or One | GNU C++ | Accepted | 15 ms | 2600 KB |
| 334586942 | Aug/19/2025 22:41 | Gus con T: GusTimeTraveler, Nitter# | A - Zero or One | C++17 (GCC 7-32) | Accepted | 62 ms | 100 KB |
| 80205892 | May/15/2020 11:39 | vjudge4 | A - Zero or One | C++17 (GCC 7-32) | Accepted | 31 ms | 3600 KB |
| 217398921 | Aug/06/2023 06:16 | EslamSayed | A - Zero or One | C++20 (GCC 11-64) | Accepted | 15 ms | 15900 KB |
| 29289233 | Aug/08/2017 19:13 | vjudge3 | A - Zero or One | GNU C++ | Accepted | 15 ms | 2100 KB |
| 29086872 | Aug/01/2017 06:55 | blue__legend# | A - Zero or One | C++14 (GCC 6-32) | Accepted | 15 ms | 2000 KB |
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