→ About Contest
The USACO.Guide Informatics Tournament is a programming contest for precollege students hosted by the USACO.Guide and Competitive Programming Initiative.
→ 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
Problem B - Two Way Homework
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 308509173 | Mar/01/2025 16:23 | LastChancePBC | B - Two Way Homework | C++17 (GCC 7-32) | Accepted | 77 ms | 23500 KB |
| 340995770 | Sep/29/2025 05:45 | ZeroBugHunter | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 108 ms | 0 KB |
| 319063128 | May/10/2025 16:06 | vjudge.7 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 156 ms | 33300 KB |
| 319061898 | May/10/2025 15:54 | vjudge5 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 125 ms | 33300 KB |
| 348499545 | Nov/11/2025 18:47 | Soumil69 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 187 ms | 84400 KB |
| 271885238 | Jul/22/2024 11:25 | nkamzabek# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 93 ms | 54900 KB |
| 345742936 | Oct/25/2025 15:09 | vjudge4 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 77 ms | 1600 KB |
| 257305450 | Apr/19/2024 16:23 | adedalic# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 359 ms | 40000 KB |
| 319064814 | May/10/2025 16:22 | vjudge.1 | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 93 ms | 27500 KB |
| 319714334 | May/15/2025 07:19 | vjudge5 | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 139 ms | 36500 KB |
| 348500124 | Nov/11/2025 18:52 | Soumil69 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 140 ms | 42400 KB |
| 319458732 | May/13/2025 07:42 | vjudge.10 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 156 ms | 53300 KB |
| 267860585 | Jun/28/2024 15:58 | UIT.NHV.1h30: wonderful_trip, TwinHter# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 77 ms | 4700 KB |
| 259539354 | May/04/2024 20:08 | trukatplt# | B - Two Way Homework | C++17 (GCC 7-32) | Accepted | 78 ms | 1100 KB |
| 283708409 | Sep/30/2024 08:39 | drath10# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 530 ms | 50600 KB |
| 352983377 | Dec/11/2025 13:39 | SayMyName: Abhinov_2144, OP_JASH, suseelkumar2006# | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 283711630 | Sep/30/2024 09:09 | kingmessi# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 78 ms | 2300 KB |
| 257867747 | Apr/23/2024 17:05 | spicymango | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 92 ms | 0 KB |
| 320033541 | May/17/2025 15:46 | vjudge.9 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 155 ms | 101800 KB |
| 249467849 | Mar/03/2024 16:25 | cotato | B - Two Way Homework | C++20 (GCC 11-64) | Accepted | 31 ms | 1600 KB |
| 249467788 | Mar/03/2024 16:24 | cotato | B - Two Way Homework | C++20 (GCC 11-64) | Accepted | 31 ms | 2400 KB |
| 307596238 | Feb/25/2025 01:45 | jomathyc | B - Two Way Homework | C++17 (GCC 7-32) | Accepted | 155 ms | 26400 KB |
| 287412796 | Oct/22/2024 20:39 | Unsigned Long Long: Harsh_kunwar, akarsh_77, Deep_1026# | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 218 ms | 42600 KB |
| 249467690 | Mar/03/2024 16:24 | cotato | B - Two Way Homework | C++20 (GCC 11-64) | Accepted | 31 ms | 3200 KB |
| 250642311 | Mar/11/2024 16:53 | Debugging Susanoo: letsintegreat, __AB__, psychobot# | B - Two Way Homework | C++20 (GCC 11-64) | Accepted | 218 ms | 104100 KB |
| 278699593 | Aug/30/2024 01:32 | Mesmo que 10208km nos separe: duzinho039, Sena., tiagocbr# | B - Two Way Homework | C++17 (GCC 7-32) | Accepted | 93 ms | 100 KB |
| 344822645 | Oct/20/2025 10:29 | ChillKardo: nikT, fireheart17, Abhi8803# | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 109 ms | 22900 KB |
| 250291055 | Mar/09/2024 07:21 | bachbeo2007 | B - Two Way Homework | C++20 (GCC 13-64) | Accepted | 77 ms | 104900 KB |
| 330901895 | Jul/26/2025 08:05 | tin.le2 | B - Two Way Homework | C++23 (GCC 14-64, msys2) | Accepted | 186 ms | 59100 KB |
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