→ About Contest
Andrew Stankevich — Gold and Silver Medalist of ACM-ICPC, associate professor in Saint Petersburg University ITMO, SPb NRU ITMO teams coach, that became ACM-ICPC World Champions for 5 times. His contests have been used in Summer and Winter Petrozavodsk Camps since 2003. The contests are considered to be among the most interesting and well-prepared contests used at this international training camp. Contests materials are distributed under Creative Commons 4.0 Attribution license.
→ 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 materials
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 370656704 | Apr/11/2026 13:55 | chenwz | E - Kingdom Inspection | C++20 (GCC 13-64) | Accepted | 92 ms | 0 KB |
| 370653091 | Apr/11/2026 13:21 | chenwz | F - London Streets | C++20 (GCC 13-64) | Accepted | 624 ms | 2400 KB |
| 370652690 | Apr/11/2026 13:17 | chenwz | F - London Streets | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 370651905 | Apr/11/2026 13:09 | chenwz | F - London Streets | C++20 (GCC 13-64) | Runtime error on test 1 | 30 ms | 0 KB |
| 370651382 | Apr/11/2026 13:03 | chenwz | F - London Streets | C++20 (GCC 13-64) | Accepted | 842 ms | 2100 KB |
| 370650766 | Apr/11/2026 12:57 | chenwz | F - London Streets | C++20 (GCC 13-64) | Accepted | 812 ms | 2100 KB |
| 370650714 | Apr/11/2026 12:57 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 280 ms | 262100 KB |
| 370643677 | Apr/11/2026 11:50 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370643123 | Apr/11/2026 11:44 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Accepted | 92 ms | 0 KB |
| 370642416 | Apr/11/2026 11:37 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370638387 | Apr/11/2026 10:55 | chenwz | A - String Decomposition | C++20 (GCC 13-64) | Accepted | 280 ms | 94400 KB |
| 370636083 | Apr/11/2026 10:32 | chenwz | A - String Decomposition | C++20 (GCC 13-64) | Wrong answer on test 1 | 0 ms | 0 KB |
| 370633677 | Apr/11/2026 10:09 | chenwz | D - False RSA | C++20 (GCC 13-64) | Accepted | 92 ms | 1200 KB |
| 370633630 | Apr/11/2026 10:09 | chenwz | D - False RSA | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 370609299 | Apr/11/2026 03:13 | chenwz | C - Do It Yourself | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370608315 | Apr/11/2026 02:48 | chenwz | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 25 | 124 ms | 100 KB |
| 370561163 | Apr/10/2026 18:40 | chenwz | C - Do It Yourself | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370559868 | Apr/10/2026 18:28 | chenwz | B - Divide by Two | C++20 (GCC 13-64) | Accepted | 156 ms | 11500 KB |
| 370558946 | Apr/10/2026 18:19 | chenwz | J - Unreachable Code | C++20 (GCC 13-64) | Accepted | 124 ms | 100 KB |
| 370558760 | Apr/10/2026 18:17 | chenwz | J - Unreachable Code | C++20 (GCC 13-64) | Accepted | 124 ms | 100 KB |
| 370558191 | Apr/10/2026 18:12 | chenwz | E - Kingdom Inspection | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370557935 | Apr/10/2026 18:09 | chenwz | F - London Streets | C++20 (GCC 13-64) | Accepted | 750 ms | 2100 KB |
| 370551848 | Apr/10/2026 17:18 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370551615 | Apr/10/2026 17:16 | chenwz | H - Range Minimum Query | C++20 (GCC 13-64) | Accepted | 530 ms | 1900 KB |
| 370551242 | Apr/10/2026 17:14 | chenwz | H - Range Minimum Query | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 370550728 | Apr/10/2026 17:09 | chenwz | A - String Decomposition | C++20 (GCC 13-64) | Accepted | 312 ms | 94400 KB |
| 370550173 | Apr/10/2026 17:05 | chenwz | D - False RSA | C++20 (GCC 13-64) | Accepted | 92 ms | 1200 KB |
| 370546870 | Apr/10/2026 16:39 | chenwz | D - False RSA | C++20 (GCC 13-64) | Accepted | 124 ms | 1300 KB |
| 370541093 | Apr/10/2026 15:53 | chenwz | F - London Streets | C++20 (GCC 13-64) | Accepted | 936 ms | 2900 KB |
| 370540296 | Apr/10/2026 15:46 | chenwz | J - Unreachable Code | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370540212 | Apr/10/2026 15:45 | chenwz | H - Range Minimum Query | C++20 (GCC 13-64) | Accepted | 562 ms | 3200 KB |
| 370539608 | Apr/10/2026 15:40 | chenwz | G - Word Morpher | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370539398 | Apr/10/2026 15:38 | chenwz | E - Kingdom Inspection | C++20 (GCC 13-64) | Accepted | 124 ms | 900 KB |
| 370539219 | Apr/10/2026 15:37 | chenwz | D - False RSA | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370538147 | Apr/10/2026 15:28 | chenwz | C - Do It Yourself | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370538023 | Apr/10/2026 15:27 | chenwz | B - Divide by Two | C++20 (GCC 13-64) | Accepted | 124 ms | 1700 KB |
| 370537895 | Apr/10/2026 15:26 | chenwz | A - String Decomposition | C++20 (GCC 13-64) | Accepted | 342 ms | 200 KB |
| 370220249 | Apr/08/2026 06:58 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 370219956 | Apr/08/2026 06:53 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369432268 | Apr/03/2026 10:37 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 369431711 | Apr/03/2026 10:32 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Time limit exceeded on test 6 | 1000 ms | 0 KB |
| 369425225 | Apr/03/2026 09:27 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 4 | 30 ms | 0 KB |
| 369425166 | Apr/03/2026 09:26 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 16 | 92 ms | 100 KB |
| 369425115 | Apr/03/2026 09:26 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 369424760 | Apr/03/2026 09:22 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 1200 KB |
| 369424529 | Apr/03/2026 09:20 | qwwqcy | C - Do It Yourself | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 100 KB |
| 369423983 | Apr/03/2026 09:14 | qwwqcy | B - Divide by Two | C++20 (GCC 13-64) | Accepted | 156 ms | 1600 KB |
| 369423903 | Apr/03/2026 09:13 | qwwqcy | B - Divide by Two | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 369423814 | Apr/03/2026 09:12 | qwwqcy | B - Divide by Two | C++20 (GCC 13-64) | Wrong answer on test 1 | 0 ms | 2600 KB |
| 369423612 | Apr/03/2026 09:11 | qwwqcy | B - Divide by Two | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
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