Problem F - Flip
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
134544951 Nov/07/2021 07:37 PTYTP: xianhaoming, Elo, Howarli# F - Flip C++14 (GCC 6-32) Accepted 421 ms 27000 KB
223826659 Sep/18/2023 14:13 qdhys F - Flip C++20 (GCC 11-64) Accepted 390 ms 32100 KB
133722386 Oct/31/2021 08:27 ryougishikilove F - Flip C++20 (GCC 11-64) Accepted 702 ms 20800 KB
151490526 Mar/31/2022 14:08 vjudge1 F - Flip C++14 (GCC 6-32) Accepted 576 ms 70500 KB
137116797 Nov/27/2021 13:25 Insanely can be the first: Mr.Robot_28, 74TrAkToR# F - Flip C++14 (GCC 6-32) Accepted 483 ms 17200 KB
151490420 Mar/31/2022 14:07 vjudge1 F - Flip C++14 (GCC 6-32) Accepted 545 ms 70500 KB
168303352 Aug/14/2022 21:13 YANITE: blitztage, Nisanth, Teja-Smart# F - Flip C++17 (GCC 7-32) Accepted 639 ms 32900 KB
220929891 Aug/29/2023 08:44 wj123_ F - Flip C++20 (GCC 11-64) Accepted 311 ms 45400 KB
294509038 Dec/03/2024 03:03 Mohamed_Yasser F - Flip C++23 (GCC 14-64, msys2) Accepted 514 ms 35600 KB
336851976 Sep/04/2025 12:49 Kirill22# F - Flip C++23 (GCC 14-64, msys2) Accepted 562 ms 79100 KB
134833603 Nov/10/2021 11:30 LiuRunkY F - Flip C++17 (GCC 9-64) Accepted 655 ms 33400 KB
181395910 Nov/18/2022 12:20 15080710102 F - Flip C++17 (GCC 7-32) Accepted 1388 ms 53200 KB
277272265 Aug/20/2024 10:21 BurnedChicken# F - Flip C++20 (GCC 13-64) Accepted 405 ms 27800 KB
150481265 Mar/22/2022 18:00 vjudge5 F - Flip C++20 (GCC 11-64) Accepted 343 ms 57900 KB
173084380 Sep/22/2022 18:58 jiukongyaoai F - Flip C++17 (GCC 9-64) Accepted 451 ms 33000 KB
181396267 Nov/18/2022 12:24 15080710102 F - Flip C++17 (GCC 7-32) Accepted 1419 ms 53200 KB
179463638 Nov/05/2022 21:22 vjudge3 F - Flip C++20 (GCC 11-64) Accepted 592 ms 516600 KB
170407203 Aug/31/2022 19:19 vjudge3 F - Flip C++20 (GCC 11-64) Accepted 608 ms 516600 KB
326287676 Jun/27/2025 16:07 khaled_eg F - Flip C++20 (GCC 13-64) Accepted 483 ms 32200 KB
144160648 Jan/27/2022 16:03 Peter0701 F - Flip C++14 (GCC 6-32) Accepted 405 ms 38400 KB
136067192 Nov/18/2021 15:34 HDU-T17: zhaotiensn, Lin1043, Loging# F - Flip C++14 (GCC 6-32) Accepted 374 ms 25800 KB
143783524 Jan/23/2022 15:28 qbb F - Flip C++20 (GCC 11-64) Accepted 655 ms 62600 KB
242676826 Jan/21/2024 11:28 vjudge5 F - Flip C++20 (GCC 11-64) Accepted 436 ms 45400 KB
198733685 Mar/23/2023 14:54 jematy F - Flip C++17 (GCC 7-32) Accepted 545 ms 56400 KB
323918258 Jun/11/2025 17:39 Leo_Messii F - Flip C++23 (GCC 14-64, msys2) Accepted 390 ms 28600 KB
243155942 Jan/24/2024 18:29 vjudge4 F - Flip C++20 (GCC 11-64) Accepted 374 ms 45400 KB
133985821 Nov/01/2021 22:59 100% Winrate: Yousef_Salama, tamp_, mahmoudbadawy# F - Flip C++17 (GCC 7-32) Accepted 404 ms 27700 KB
204508198 May/05/2023 02:05 Basharo F - Flip C++20 (GCC 11-64) Accepted 608 ms 64200 KB
134648358 Nov/08/2021 12:32 KerakTelor F - Flip C++17 (GCC 9-64) Accepted 639 ms 27800 KB
133856838 Nov/01/2021 08:57 SYSU_unhindered: PureWhite, kqp, Zayin# F - Flip C++17 (GCC 7-32) Accepted 1200 ms 26100 KB
171194258 Sep/07/2022 08:13 ace_taffy F - Flip C++17 (GCC 9-64) Accepted 342 ms 57900 KB
181630602 Nov/19/2022 18:56 Alfeh F - Flip C++20 (GCC 11-64) Accepted 592 ms 516600 KB
185459511 Dec/16/2022 16:16 Sanyousei Say WA: konjacq, I_Am_Danny# F - Flip C++20 (GCC 11-64) Accepted 1216 ms 900 KB
339376995 Sep/19/2025 14:58 NYCU_Houkago_Tea_Time: xor_cat, Justinshao, dbGIs# F - Flip C++23 (GCC 14-64, msys2) Accepted 2421 ms 112600 KB
150654027 Mar/24/2022 01:11 LS Dini, Pisa: a.1921, matilde, lolcat# F - Flip C++17 (GCC 7-32) Accepted 420 ms 6500 KB
134585497 Nov/07/2021 16:39 vjudge3 F - Flip C++14 (GCC 6-32) Accepted 1528 ms 63700 KB
325527423 Jun/22/2025 11:12 Serendipity__# F - Flip C++20 (GCC 13-64) Accepted 609 ms 8600 KB
243154567 Jan/24/2024 18:18 vjudge1 F - Flip C++20 (GCC 11-64) Accepted 421 ms 45400 KB
148426120 Mar/05/2022 09:16 UESTC_IWLVNVN_Official: Jeff_Lee, ciwomuli, psk011102# F - Flip C++20 (GCC 11-64) Accepted 1263 ms 25800 KB
177302175 Oct/21/2022 15:10 DHugo F - Flip C++17 (GCC 7-32) Accepted 826 ms 39200 KB
209728225 Jun/15/2023 09:42 UCF JUST: marks39# F - Flip C++20 (GCC 11-64) Accepted 1340 ms 32200 KB
173141683 Sep/23/2022 10:18 bunny1024 F - Flip C++17 (GCC 7-32) Accepted 514 ms 45400 KB
135916746 Nov/17/2021 03:08 Babka spit: rosseforp_ytrairom, FeggieBoss# F - Flip C++17 (GCC 9-64) Accepted 607 ms 3200 KB
337709344 Sep/09/2025 09:36 Yuossef_azzat F - Flip C++20 (GCC 13-64) Accepted 421 ms 26600 KB
224031935 Sep/19/2023 14:56 Jadebo1# F - Flip C++20 (GCC 11-64) Accepted 280 ms 32100 KB
174587464 Oct/04/2022 09:44 Pretty_girls F - Flip C++14 (GCC 6-32) Accepted 483 ms 51700 KB
173075689 Sep/22/2022 17:49 bunny1024 F - Flip C++17 (GCC 7-32) Accepted 468 ms 51700 KB
204016895 Apr/30/2023 11:30 Liam_Evander F - Flip C++17 (GCC 9-64) Accepted 342 ms 32100 KB
174587409 Oct/04/2022 09:44 Pretty_girls F - Flip C++14 (GCC 6-32) Accepted 529 ms 51700 KB
326548518 Jun/29/2025 18:42 Hashcode Fans: Livace, manoprenko, qoo2p5# F - Flip C++17 (GCC 7-32) Accepted 390 ms 16800 KB
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