Problem E - Efficient Tracking
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
54493204 May/22/2019 19:24 Shell Breakers: CarusoX, gng, Leandro.Acosta# E - Efficient Tracking C++17 (GCC 7-32) Accepted 717 ms 15900 KB
62334705 Oct/11/2019 02:43 natha E - Efficient Tracking C++14 (GCC 6-32) Accepted 686 ms 13300 KB
123230960 Jul/22/2021 04:00 gabmei E - Efficient Tracking C++17 (GCC 9-64) Accepted 124 ms 13900 KB
38606189 May/25/2018 13:33 ashok8401 E - Efficient Tracking C++14 (GCC 6-32) Accepted 841 ms 19200 KB
39749481 Jun/28/2018 20:16 SebaMarin E - Efficient Tracking C++14 (GCC 6-32) Accepted 249 ms 9300 KB
38559680 May/23/2018 14:15 One_Last_Try E - Efficient Tracking C++14 (GCC 6-32) Accepted 249 ms 18800 KB
250556286 Mar/10/2024 22:56 O O(1) me #define: ianguis, ojoao, lenner_cp# E - Efficient Tracking C++20 (GCC 13-64) Accepted 124 ms 10900 KB
124071031 Jul/29/2021 02:12 SaeedAl-Khwarizmi E - Efficient Tracking C++17 (GCC 7-32) Accepted 187 ms 12900 KB
39420542 Jun/19/2018 22:26 GabrielPessoa# E - Efficient Tracking GNU C++11 Accepted 312 ms 11800 KB
92092660 Sep/07/2020 01:15 hymsly# E - Efficient Tracking C++17 (GCC 7-32) Accepted 187 ms 9300 KB
62080733 Oct/07/2019 23:33 Heshamovic# E - Efficient Tracking C++14 (GCC 6-32) Accepted 187 ms 9300 KB
41294159 Aug/07/2018 09:06 vjudge2 E - Efficient Tracking GNU C++11 Accepted 187 ms 27400 KB
328664020 Jul/12/2025 16:16 vjudge.10 E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 202 ms 16600 KB
39600569 Jun/24/2018 14:36 vjudge3 E - Efficient Tracking GNU C++ Accepted 373 ms 9400 KB
38468377 May/20/2018 22:39 lucasturci E - Efficient Tracking GNU C++11 Accepted 296 ms 15900 KB
174004337 Sep/29/2022 20:30 cosenza# E - Efficient Tracking C++20 (GCC 11-64) Accepted 233 ms 18700 KB
106332532 Feb/03/2021 07:21 vjudge3 E - Efficient Tracking GNU C++11 Accepted 109 ms 11900 KB
116947805 May/21/2021 20:42 2 Cearense e 1 Paulista: moreiramachado, gcoder2002, Reim# E - Efficient Tracking C++17 (GCC 7-32) Accepted 233 ms 12400 KB
38466151 May/20/2018 20:33 Roberio E - Efficient Tracking C++14 (GCC 6-32) Accepted 140 ms 4000 KB
46426973 Dec/01/2018 04:40 XV de piracikobus: guidobsky, morete, thilio# E - Efficient Tracking C++17 (GCC 7-32) Accepted 670 ms 18200 KB
38469023 May/20/2018 23:19 MatheusMonteiro E - Efficient Tracking C++14 (GCC 6-32) Accepted 171 ms 9800 KB
119493343 Jun/15/2021 04:57 Reim E - Efficient Tracking C++17 (GCC 7-32) Accepted 217 ms 9300 KB
54561697 May/24/2019 17:15 vjudge3 E - Efficient Tracking MS C++ Accepted 405 ms 15700 KB
250982066 Mar/12/2024 20:20 paulovlb E - Efficient Tracking C++17 (GCC 7-32) Accepted 280 ms 18500 KB
38465942 May/20/2018 20:24 Juniorandrade E - Efficient Tracking C++17 (GCC 7-32) Accepted 171 ms 11500 KB
328663476 Jul/12/2025 16:11 .Something E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 202 ms 16600 KB
79750225 May/11/2020 16:35 Jokers and Shooter: H.U.M.A.M, Basharo, somar_mh# E - Efficient Tracking C++14 (GCC 6-32) Accepted 202 ms 39000 KB
123405927 Jul/23/2021 10:39 omarshagar E - Efficient Tracking C++14 (GCC 6-32) Accepted 202 ms 12900 KB
40516535 Jul/18/2018 16:35 Pepe.Chess# E - Efficient Tracking C++14 (GCC 6-32) Accepted 187 ms 38000 KB
342662067 Oct/09/2025 02:48 عامل تمام: HALZOOM# E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 343 ms 32100 KB
373948928 May/08/2026 22:29 GiovannaMafra E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 171 ms 7200 KB
54400296 May/20/2019 01:43 kiowords E - Efficient Tracking C++17 (GCC 7-32) Accepted 202 ms 9300 KB
42234767 Aug/29/2018 11:54 We_just_wanna_fly: Twill, gtx1080, Shili_Xu# E - Efficient Tracking C++17 (GCC 7-32) Accepted 233 ms 12600 KB
320161811 May/18/2025 02:32 alaa.hassan E - Efficient Tracking C++17 (GCC 7-32) Accepted 218 ms 5700 KB
39071976 Jun/09/2018 17:45 (͡° ͜ʖ ͡°) ٩(⁎❛ᴗ❛⁎)۶ ┻━┻ ︵ヽ(`Д´)ﾉ︵ ┻━┻: MatheusOP, Dotiros, Pigmeu# E - Efficient Tracking GNU C++11 Accepted 202 ms 9300 KB
41310339 Aug/07/2018 18:37 vjudge2 E - Efficient Tracking GNU C++ Accepted 109 ms 3800 KB
174362922 Oct/02/2022 15:03 Madboly# E - Efficient Tracking C++20 (GCC 11-64) Accepted 717 ms 21400 KB
252933387 Mar/23/2024 16:24 vjudge2 E - Efficient Tracking C++17 (GCC 7-32) Accepted 732 ms 49800 KB
42290659 Aug/30/2018 23:28 khaled97ha# E - Efficient Tracking C++14 (GCC 6-32) Accepted 249 ms 23700 KB
279049724 Sep/01/2024 14:44 Mahmoud-Atia# E - Efficient Tracking C++17 (GCC 7-32) Accepted 218 ms 14800 KB
39601016 Jun/24/2018 14:51 vjudge2 E - Efficient Tracking GNU C++11 Accepted 171 ms 9300 KB
378250321 Jun/12/2026 02:44 هنعمل اي طيب: _Elaksher# E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 171 ms 16400 KB
324707381 Jun/17/2025 04:53 vjudge1 E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 343 ms 16600 KB
338180479 Sep/12/2025 11:12 KareemHartem E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 187 ms 7200 KB
41308739 Aug/07/2018 17:35 Shalabi: massoud8032000, Hasan, repeating# E - Efficient Tracking GNU C++11 Accepted 296 ms 57900 KB
385233317 Aug/02/2026 09:15 Grundy# E - Efficient Tracking C++23 (GCC 14-64, msys2) Accepted 203 ms 34900 KB
174352204 Oct/02/2022 13:10 Beevo# E - Efficient Tracking C++17 (GCC 7-32) Accepted 187 ms 9300 KB
41293627 Aug/07/2018 08:40 vjudge1 E - Efficient Tracking C++17 (GCC 7-32) Accepted 156 ms 4800 KB
53813375 May/06/2019 11:34 vjudge2 E - Efficient Tracking GNU C++11 Accepted 311 ms 13200 KB
38945281 Jun/04/2018 16:02 Zaher E - Efficient Tracking C++17 (GCC 7-32) Accepted 265 ms 21800 KB
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