Problem A - Guards
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
326724035 Jul/01/2025 04:22 vjudge4 A - Guards C++17 (GCC 7-32) Accepted 1578 ms 188500 KB
262952673 May/28/2024 06:54 vjudge3 A - Guards C++20 (GCC 13-64) Accepted 437 ms 189500 KB
262951373 May/28/2024 06:35 vjudge4 A - Guards C++20 (GCC 13-64) Accepted 375 ms 19600 KB
262959228 May/28/2024 08:08 vjudge1 A - Guards C++20 (GCC 13-64) Accepted 562 ms 189400 KB
262952657 May/28/2024 06:54 vjudge.7 A - Guards C++20 (GCC 13-64) Accepted 421 ms 189500 KB
365881761 Mar/08/2026 18:46 gelastropod A - Guards C++20 (GCC 13-64) Accepted 468 ms 135600 KB
213129522 Jul/10/2023 16:52 berr A - Guards C++20 (GCC 11-64) Accepted 499 ms 300 KB
265655015 Jun/13/2024 19:01 trraian A - Guards C++20 (GCC 13-64) Accepted 562 ms 192300 KB
194594251 Feb/22/2023 20:02 vjudge3 A - Guards C++17 (GCC 7-32) Accepted 1060 ms 139600 KB
318683441 May/07/2025 06:17 Muhammad-Saram A - Guards C++20 (GCC 13-64) Accepted 515 ms 200 KB
262959199 May/28/2024 08:07 BuzzyBeez A - Guards C++14 (GCC 6-32) Accepted 952 ms 189400 KB
208970146 Jun/08/2023 11:50 ha___il A - Guards C++20 (GCC 11-64) Accepted 436 ms 300 KB
216772265 Aug/02/2023 01:48 cebolinha A - Guards C++20 (GCC 11-64) Accepted 421 ms 200 KB
326500592 Jun/29/2025 11:53 Hung748 A - Guards C++20 (GCC 13-64) Accepted 828 ms 188500 KB
302160240 Jan/21/2025 04:46 vjudge5 A - Guards C++17 (GCC 7-32) Accepted 1311 ms 126800 KB
167958038 Aug/12/2022 13:01 dinhieufam A - Guards C++20 (GCC 11-64) Accepted 436 ms 200 KB
244941219 Feb/05/2024 16:01 vjudge2 A - Guards C++17 (GCC 7-32) Accepted 1496 ms 139600 KB
262952623 May/28/2024 06:53 chUoNgnn A - Guards C++20 (GCC 13-64) Accepted 390 ms 189500 KB
163630210 Jul/11/2022 09:17 Tunggg A - Guards C++17 (GCC 7-32) Accepted 967 ms 300 KB
205938565 May/15/2023 06:58 vjudge2 A - Guards C++14 (GCC 6-32) Accepted 1201 ms 300 KB
310715565 Mar/15/2025 15:32 YSH2020 A - Guards C++20 (GCC 13-64) Accepted 374 ms 4800 KB
205937835 May/15/2023 06:45 vjudge3 A - Guards C++20 (GCC 11-64) Accepted 717 ms 235000 KB
302159002 Jan/21/2025 04:24 vjudge4 A - Guards C++23 (GCC 14-64, msys2) Accepted 467 ms 188400 KB
302159037 Jan/21/2025 04:25 vjudge.7 A - Guards C++23 (GCC 14-64, msys2) Accepted 467 ms 188400 KB
263044929 May/28/2024 20:12 vjudge.10 A - Guards C++17 (GCC 7-32) Accepted 1515 ms 188400 KB
302717076 Jan/24/2025 11:45 Declan.Rice A - Guards C++17 (GCC 7-32) Accepted 1218 ms 188500 KB
167044568 Aug/05/2022 04:31 vjudge2 A - Guards C++14 (GCC 6-32) Accepted 1279 ms 300 KB
206044857 May/16/2023 07:18 ind1f A - Guards C++20 (GCC 11-64) Accepted 468 ms 200 KB
244941051 Feb/05/2024 15:59 berr A - Guards C++17 (GCC 7-32) Accepted 1466 ms 139600 KB
326213434 Jun/27/2025 05:55 how_to_rollback_change A - Guards C++17 (GCC 7-32) Accepted 1281 ms 200 KB
332620339 Aug/06/2025 12:18 Mikolaj00 A - Guards C++17 (GCC 7-32) Accepted 1234 ms 0 KB
166303324 Jul/31/2022 07:09 vjudge5 A - Guards C++14 (GCC 6-32) Accepted 1294 ms 300 KB
273472860 Jul/30/2024 15:42 DEFINITION412412 A - Guards C++17 (GCC 7-32) Accepted 1390 ms 200 KB
166017989 Jul/28/2022 17:32 vjudge5 A - Guards C++14 (GCC 6-32) Accepted 1294 ms 300 KB
297798794 Dec/22/2024 15:43 monna4335 A - Guards C++23 (GCC 14-64, msys2) Accepted 562 ms 188400 KB
326234500 Jun/27/2025 09:39 vjudge4 A - Guards C++17 (GCC 7-32) Accepted 1061 ms 300 KB
199238904 Mar/26/2023 15:52 LUlululu1616 A - Guards C++14 (GCC 6-32) Accepted 1513 ms 200 KB
354071994 Dec/19/2025 12:51 Code_Attempt_2 A - Guards C++23 (GCC 14-64, msys2) Accepted 515 ms 200 KB
263044887 May/28/2024 20:12 tuanbeo12 A - Guards C++17 (GCC 7-32) Accepted 1452 ms 188400 KB
213127396 Jul/10/2023 16:37 berr A - Guards C++20 (GCC 11-64) Accepted 1138 ms 300 KB
244252815 Jan/31/2024 14:54 vjudge4 A - Guards C++20 (GCC 11-64) Accepted 436 ms 300 KB
154446906 Apr/22/2022 02:27 brenner1 A - Guards C++17 (GCC 7-32) Accepted 1294 ms 300 KB
174365880 Oct/02/2022 15:35 Rush_Hour A - Guards C++20 (GCC 11-64) Accepted 483 ms 300 KB
174365937 Oct/02/2022 15:36 Ismail_Akram A - Guards C++20 (GCC 11-64) Accepted 483 ms 300 KB
182946614 Nov/27/2022 22:58 Hamed5001 A - Guards C++17 (GCC 7-32) Accepted 1138 ms 187900 KB
205936834 May/15/2023 06:24 vjudge4 A - Guards C++14 (GCC 6-32) Accepted 997 ms 188800 KB
290750318 Nov/09/2024 19:36 Gerges_Hany A - Guards C++20 (GCC 13-64) Accepted 374 ms 100 KB
326214739 Jun/27/2025 06:14 vjudge.1 A - Guards C++17 (GCC 7-32) Accepted 1390 ms 188500 KB
213130362 Jul/10/2023 16:58 berr A - Guards C++20 (GCC 11-64) Accepted 499 ms 300 KB
286421254 Oct/17/2024 20:13 gabmei A - Guards C++20 (GCC 13-64) Accepted 390 ms 300 KB
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