Problem A - Guards
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
191452146 Feb/01/2023 04:40 xxasmcd A - Guards C++17 (GCC 7-32) Accepted 951 ms 188400 KB
326238569 Jun/27/2025 10:07 vjudge3 A - Guards C++23 (GCC 14-64, msys2) Accepted 374 ms 300 KB
302713133 Jan/24/2025 10:59 cqbzfgr A - Guards C++17 (GCC 7-32) Accepted 1343 ms 188500 KB
280932279 Sep/13/2024 07:00 Filberte A - Guards C++17 (GCC 7-32) Accepted 421 ms 300 KB
302714076 Jan/24/2025 11:10 vjudge.7 A - Guards C++20 (GCC 13-64) Accepted 578 ms 188500 KB
302714166 Jan/24/2025 11:12 vjudge3 A - Guards C++20 (GCC 13-64) Accepted 578 ms 188500 KB
284351615 Oct/04/2024 20:43 crowdforces A - Guards C++20 (GCC 13-64) Accepted 905 ms 188900 KB
192119309 Feb/04/2023 10:49 Hongruizhao A - Guards C++14 (GCC 6-32) Accepted 873 ms 189400 KB
284421859 Oct/05/2024 11:32 crowdforces A - Guards C++20 (GCC 13-64) Accepted 1061 ms 188900 KB
284422209 Oct/05/2024 11:34 crowdforces A - Guards C++20 (GCC 13-64) Accepted 1046 ms 188900 KB
365704955 Mar/07/2026 12:53 Informatics271 A - Guards C++17 (GCC 7-32) Accepted 1171 ms 300 KB
205907147 May/14/2023 20:50 vjudge3 A - Guards C++17 (GCC 7-32) Accepted 1278 ms 188700 KB
205932643 May/15/2023 04:48 vjudge3 A - Guards C++20 (GCC 11-64) Accepted 529 ms 188400 KB
191451306 Feb/01/2023 04:24 chensi26 A - Guards C++14 (GCC 6-32) Accepted 1169 ms 188800 KB
302161829 Jan/21/2025 05:10 vjudge.5 A - Guards C++17 (GCC 7-32) Accepted 1031 ms 300 KB
226813233 Oct/06/2023 06:10 xxasmcd A - Guards C++17 (GCC 7-32) Accepted 982 ms 188400 KB
281320459 Sep/15/2024 10:50 vjudge4 A - Guards C++20 (GCC 13-64) Accepted 1624 ms 236100 KB
305405727 Feb/10/2025 07:56 guoyitao A - Guards C++20 (GCC 13-64) Accepted 577 ms 188700 KB
205907096 May/14/2023 20:49 CESxRhino A - Guards C++17 (GCC 7-32) Accepted 1294 ms 188700 KB
284343496 Oct/04/2024 19:41 xikvwl A - Guards C++20 (GCC 13-64) Accepted 921 ms 188900 KB
284349861 Oct/04/2024 20:29 xikvwl A - Guards C++20 (GCC 13-64) Accepted 1014 ms 188900 KB
326238476 Jun/27/2025 10:06 hoangtnguyenanh A - Guards C++23 (GCC 14-64, msys2) Accepted 311 ms 300 KB
356515885 Jan/05/2026 18:08 Gaozihao071216 A - Guards C++17 (GCC 7-32) Accepted 1546 ms 188900 KB
200884576 Apr/05/2023 17:47 lbntxdy A - Guards C++17 (GCC 7-32) Accepted 577 ms 300 KB
333097688 Aug/09/2025 09:59 bxssss A - Guards C++17 (GCC 7-32) Accepted 765 ms 400 KB
163619377 Jul/11/2022 06:57 vjudge3 A - Guards C++20 (GCC 11-64) Accepted 390 ms 200 KB
205932083 May/15/2023 04:29 EtherStrike A - Guards C++20 (GCC 11-64) Accepted 498 ms 188400 KB
205932136 May/15/2023 04:31 vjudge3 A - Guards C++20 (GCC 11-64) Accepted 468 ms 188400 KB
169931285 Aug/28/2022 06:44 sum A - Guards C++17 (GCC 7-32) Accepted 1029 ms 188400 KB
302195041 Jan/21/2025 11:12 vjudge3 A - Guards C++23 (GCC 14-64, msys2) Accepted 311 ms 235600 KB
302195383 Jan/21/2025 11:15 XiangXunyi A - Guards C++23 (GCC 14-64, msys2) Accepted 499 ms 235500 KB
302195441 Jan/21/2025 11:15 vjudge1 A - Guards GNU C11 Accepted 718 ms 235500 KB
302195752 Jan/21/2025 11:18 vjudge.8 A - Guards C++23 (GCC 14-64, msys2) Accepted 499 ms 235500 KB
199823734 Mar/30/2023 15:42 Erkinoff_Mohammed A - Guards C++17 (GCC 7-32) Accepted 1045 ms 200 KB
236609926 Dec/10/2023 07:27 williamy125 A - Guards C++20 (GCC 11-64) Accepted 499 ms 300 KB
302195904 Jan/21/2025 11:19 vjudge2 A - Guards C++23 (GCC 14-64, msys2) Accepted 389 ms 188400 KB
302195958 Jan/21/2025 11:20 XiangXunyi A - Guards C++23 (GCC 14-64, msys2) Accepted 389 ms 188400 KB
302160033 Jan/21/2025 04:43 vjudge3 A - Guards C++23 (GCC 14-64, msys2) Accepted 562 ms 188500 KB
302160089 Jan/21/2025 04:44 vjudge.5 A - Guards C++23 (GCC 14-64, msys2) Accepted 562 ms 188500 KB
365286976 Mar/04/2026 04:21 _Body A - Guards C++20 (GCC 13-64) Accepted 484 ms 188400 KB
262976435 May/28/2024 10:47 vjudge.9 A - Guards C++20 (GCC 13-64) Accepted 578 ms 188500 KB
302196933 Jan/21/2025 11:29 vjudge5 A - Guards C++23 (GCC 14-64, msys2) Accepted 421 ms 235500 KB
302197121 Jan/21/2025 11:30 XiangXunyi A - Guards C++23 (GCC 14-64, msys2) Accepted 421 ms 235500 KB
342798352 Oct/09/2025 20:34 ompatel45672 A - Guards C++23 (GCC 14-64, msys2) Accepted 718 ms 188100 KB
302168781 Jan/21/2025 06:43 vjudge.9 A - Guards C++17 (GCC 7-32) Accepted 1702 ms 188400 KB
290135540 Nov/05/2024 21:12 Abdelaleem_Ahmed A - Guards C++20 (GCC 13-64) Accepted 468 ms 200 KB
145774017 Feb/09/2022 19:37 igand A - Guards C++20 (GCC 11-64) Accepted 1076 ms 139500 KB
145770894 Feb/09/2022 18:59 igand A - Guards C++20 (GCC 11-64) Accepted 686 ms 139500 KB
299243211 Jan/01/2025 13:59 gyhje A - Guards C++17 (GCC 7-32) Accepted 1015 ms 300 KB
262953788 May/28/2024 07:11 vjudge.8 A - Guards C++17 (GCC 7-32) Accepted 1218 ms 188500 KB
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