Codeforces Round 1133 (Div. 1, Div. 2) is coming soon! Register here.
→ 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 |
|---|---|---|---|---|---|---|---|
| 394376713 | Oct/13/2026 12:37 | chenwz | K - Kingdom Division 2 | C++17 (GCC 7-32) | Accepted | 109 ms | 100 KB |
| 394376667 | Oct/13/2026 12:36 | chenwz | J - Jubilee Decoration | C++17 (GCC 7-32) | Accepted | 15 ms | 100 KB |
| 394376585 | Oct/13/2026 12:35 | chenwz | E - Exam Scoring | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 394376473 | Oct/13/2026 12:35 | chenwz | A - Automatic Fare System | C++17 (GCC 7-32) | Accepted | 218 ms | 0 KB |
| 390906844 | Sep/16/2026 12:32 | MD_Ma7mouuuud | K - Kingdom Division 2 | C++23 (GCC 14-64, msys2) | Accepted | 125 ms | 1000 KB |
| 389045362 | Sep/01/2026 01:55 | HFTilted: 300iq, andreyDagger# | G - Grid Wire Layout | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 389045296 | Sep/01/2026 01:53 | HFTilted: 300iq, andreyDagger# | G - Grid Wire Layout | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 100 KB |
| 389044852 | Sep/01/2026 01:35 | HFTilted: 300iq, andreyDagger# | G - Grid Wire Layout | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 31 ms | 0 KB |
| 389044798 | Sep/01/2026 01:32 | HFTilted: 300iq, andreyDagger# | G - Grid Wire Layout | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 31 ms | 100 KB |
| 389044788 | Sep/01/2026 01:32 | HFTilted: 300iq, andreyDagger# | G - Grid Wire Layout | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 389043659 | Sep/01/2026 00:49 | HFTilted: 300iq, andreyDagger# | D - Defend the Tower | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 389043634 | Sep/01/2026 00:49 | HFTilted: 300iq, andreyDagger# | D - Defend the Tower | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 0 KB |
| 389043513 | Sep/01/2026 00:44 | HFTilted: 300iq, andreyDagger# | L - Least Common Ancestor | C++23 (GCC 14-64, msys2) | Accepted | 234 ms | 29400 KB |
| 389043488 | Sep/01/2026 00:43 | HFTilted: 300iq, andreyDagger# | L - Least Common Ancestor | C++23 (GCC 14-64, msys2) | Runtime error on test 3 | 31 ms | 100 KB |
| 389042781 | Sep/01/2026 00:21 | HFTilted: 300iq, andreyDagger# | L - Least Common Ancestor | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 15 ms | 100 KB |
| 389042729 | Sep/01/2026 00:20 | HFTilted: 300iq, andreyDagger# | A - Automatic Fare System | C++23 (GCC 14-64, msys2) | Accepted | 328 ms | 156600 KB |
| 389042691 | Sep/01/2026 00:18 | HFTilted: 300iq, andreyDagger# | A - Automatic Fare System | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 156600 KB |
| 389042676 | Sep/01/2026 00:18 | HFTilted: 300iq, andreyDagger# | A - Automatic Fare System | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 171 ms | 156600 KB |
| 389039880 | Aug/31/2026 23:14 | HFTilted: 300iq, andreyDagger# | E - Exam Scoring | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 389038947 | Aug/31/2026 22:56 | HFTilted: 300iq, andreyDagger# | H - Hentium Scheduling | C++23 (GCC 14-64, msys2) | Accepted | 78 ms | 100 KB |
| 389038929 | Aug/31/2026 22:56 | HFTilted: 300iq, andreyDagger# | H - Hentium Scheduling | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 389038811 | Aug/31/2026 22:53 | HFTilted: 300iq, andreyDagger# | E - Exam Scoring | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 31 ms | 100 KB |
| 389038797 | Aug/31/2026 22:53 | HFTilted: 300iq, andreyDagger# | E - Exam Scoring | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 389038743 | Aug/31/2026 22:52 | HFTilted: 300iq, andreyDagger# | J - Jubilee Decoration | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 389038714 | Aug/31/2026 22:52 | HFTilted: 300iq, andreyDagger# | J - Jubilee Decoration | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 2 | 2000 ms | 0 KB |
| 389038696 | Aug/31/2026 22:51 | HFTilted: 300iq, andreyDagger# | J - Jubilee Decoration | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 389037921 | Aug/31/2026 22:38 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Accepted | 3171 ms | 300 KB |
| 389037613 | Aug/31/2026 22:33 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Wrong answer on test 15 | 2000 ms | 300 KB |
| 389037555 | Aug/31/2026 22:32 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Wrong answer on test 15 | 2000 ms | 300 KB |
| 389037462 | Aug/31/2026 22:31 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 300 KB |
| 389037356 | Aug/31/2026 22:29 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 1 | 46 ms | 262100 KB |
| 389037019 | Aug/31/2026 22:23 | HFTilted: 300iq, andreyDagger# | K - Kingdom Division 2 | C++23 (GCC 14-64, msys2) | Accepted | 156 ms | 100 KB |
| 389035765 | Aug/31/2026 22:04 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 6 | 4000 ms | 100 KB |
| 389035774 | Aug/31/2026 22:04 | HFTilted: 300iq, andreyDagger# | L - Least Common Ancestor | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 31 ms | 100 KB |
| 389035469 | Aug/31/2026 21:59 | HFTilted: 300iq, andreyDagger# | F - Frequent Permutations | C++23 (GCC 14-64, msys2) | Runtime error on test 3 | 46 ms | 0 KB |
| 389034752 | Aug/31/2026 21:49 | HFTilted: 300iq, andreyDagger# | I - IQ Test | C++23 (GCC 14-64, msys2) | Accepted | 125 ms | 100 KB |
| 389034223 | Aug/31/2026 21:42 | HFTilted: 300iq, andreyDagger# | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Accepted | 171 ms | 100 KB |
| 389033917 | Aug/31/2026 21:38 | HFTilted: 300iq, andreyDagger# | B - Bubble Sort | C++23 (GCC 14-64, msys2) | Accepted | 93 ms | 100 KB |
| 389033845 | Aug/31/2026 21:37 | HFTilted: 300iq, andreyDagger# | B - Bubble Sort | C++23 (GCC 14-64, msys2) | Runtime error on test 9 | 62 ms | 100 KB |
| 389033806 | Aug/31/2026 21:37 | HFTilted: 300iq, andreyDagger# | B - Bubble Sort | C++23 (GCC 14-64, msys2) | Runtime error on test 9 | 93 ms | 100 KB |
| 387959796 | Aug/22/2026 08:38 | Time17_ | K - Kingdom Division 2 | C++17 (GCC 7-32) | Accepted | 156 ms | 0 KB |
| 387959712 | Aug/22/2026 08:37 | Time17_ | K - Kingdom Division 2 | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 0 KB |
| 387959574 | Aug/22/2026 08:35 | Time17_ | K - Kingdom Division 2 | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 0 KB |
| 385136641 | Aug/01/2026 17:58 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 18000 KB |
| 385133882 | Aug/01/2026 17:54 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 18000 KB |
| 385133186 | Aug/01/2026 17:52 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 100 KB |
| 385132210 | Aug/01/2026 17:51 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 18000 KB |
| 385124258 | Aug/01/2026 17:41 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 46 ms | 18000 KB |
| 385127666 | Aug/01/2026 17:45 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 46 ms | 18000 KB |
| 385126105 | Aug/01/2026 17:43 | wind_city_rose1 | C - Comb Avoiding Trees | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 62 ms | 18000 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Nov/07/2026 12:10:27 (g2).
Desktop version, switch to mobile version.
Supported by
