Problem I - Perfect Palindrome
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
207956897 May/31/2023 14:53 haohao.# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 77 ms 700 KB
274549682 Aug/05/2024 17:00 muf37182 I - Perfect Palindrome C++20 (GCC 13-64) Accepted 46 ms 100 KB
197152987 Mar/12/2023 22:36 ladaiLadai: keyurchd_11, GenghizKhan# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 400 KB
324621390 Jun/16/2025 12:23 Xh_QwQ# I - Perfect Palindrome C++20 (GCC 13-64) Accepted 46 ms 100 KB
204426754 May/04/2023 11:09 Um_nik Training Center: mutant, Siberian, Um_nik# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 15 ms 1000 KB
286868701 Oct/20/2024 07:12 beyond the time: haowen521, LAING2122, SYease# I - Perfect Palindrome C++20 (GCC 13-64) Accepted 46 ms 7900 KB
201633678 Apr/10/2023 11:55 Fuling Iron Works: _Guoxin, poxiao0, rickly233# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 31 ms 700 KB
226680804 Oct/05/2023 07:19 梦之队: Gevin, wanshigexin, ling_yun# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 100 KB
206773655 May/21/2023 22:13 ¯_(ツ)_¯: Jonathan1234, 0e4ef622, DhruvP# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 62 ms 400 KB
195908988 Mar/04/2023 08:15 Experiment next door: efdsa, Herself64, Giltthread# I - Perfect Palindrome C++14 (GCC 6-32) Accepted 155 ms 300 KB
223484457 Sep/15/2023 16:13 kedaya284 I - Perfect Palindrome C++20 (GCC 11-64) Accepted 140 ms 200 KB
192689417 Feb/08/2023 08:08 So close: lintkey, Sy03_retired# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 400 KB
233863737 Nov/23/2023 08:01 jwjXin I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 400 KB
293578016 Nov/28/2024 05:16 ICPC Virtual: 7y29, HaoHaovo, Unreval# I - Perfect Palindrome C++23 (GCC 14-64, msys2) Accepted 46 ms 100 KB
346469786 Oct/29/2025 16:21 go瓦洲逃萌: Fresca, Eternal_Battle, Sakura_Lu# I - Perfect Palindrome C++23 (GCC 14-64, msys2) Accepted 46 ms 0 KB
343303443 Oct/12/2025 17:22 Masterer I - Perfect Palindrome C++23 (GCC 14-64, msys2) Accepted 31 ms 0 KB
343109103 Oct/11/2025 12:44 FWKnightship I - Perfect Palindrome Java 21 Accepted 249 ms 100 KB
229814933 Oct/26/2023 13:36 English name: Karrrrrr, OLGA233, zwu2021016339# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 400 KB
220969095 Aug/29/2023 15:49 Ran_J I - Perfect Palindrome C++17 (GCC 7-32) Accepted 46 ms 5400 KB
285392271 Oct/12/2024 04:08 tryandtryagain# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 46 ms 4000 KB
196490734 Mar/08/2023 13:29 qfl_zzz I - Perfect Palindrome C++20 (GCC 11-64) Accepted 46 ms 300 KB
285580997 Oct/13/2024 08:08 Surrounded by 2D apes: Jarvis_Z, Jiangnan111, FXLY_awa# I - Perfect Palindrome C++20 (GCC 13-64) Accepted 61 ms 0 KB
346422032 Oct/29/2025 09:55 重生之 ssy 老登来重庆打星: chumeng, vivid_stareium, qwsxza# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 156 ms 0 KB
226233117 Oct/02/2023 05:38 evilboy_ I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 400 KB
239954230 Jan/02/2024 09:30 Cilouer I - Perfect Palindrome C++14 (GCC 6-32) Accepted 187 ms 400 KB
207418626 May/27/2023 06:35 app1eDog# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 400 KB
345414551 Oct/23/2025 23:30 dallerivemiki I - Perfect Palindrome C++23 (GCC 14-64, msys2) Accepted 61 ms 0 KB
196433754 Mar/07/2023 22:30 vinayak_7989# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 23700 KB
229060893 Oct/21/2023 15:32 8enq I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 400 KB
229554953 Oct/24/2023 14:53 原神启动: XXX__, SoloRE, znyee07# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 0 ms 400 KB
189094446 Jan/13/2023 14:35 vjudge1 I - Perfect Palindrome C++17 (GCC 7-32) Accepted 171 ms 400 KB
292314758 Nov/19/2024 14:09 jiangshuai123 I - Perfect Palindrome C++20 (GCC 13-64) Accepted 62 ms 15600 KB
189959440 Jan/21/2023 14:32 mub.ch I - Perfect Palindrome C++17 (GCC 7-32) Accepted 77 ms 700 KB
193015942 Feb/10/2023 08:07 RubbishBinner: zht_codeforces, qdhys, Jlyfish# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 15 ms 305900 KB
202501577 Apr/17/2023 17:24 zyy123456 I - Perfect Palindrome C++20 (GCC 11-64) Accepted 62 ms 400 KB
192699935 Feb/08/2023 10:20 vjudge2 I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 16200 KB
227228231 Oct/08/2023 19:49 jiajieshi I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 2800 KB
281560253 Sep/17/2024 08:09 vjudge4 I - Perfect Palindrome C++20 (GCC 13-64) Accepted 46 ms 0 KB
194761099 Feb/24/2023 12:10 vjudge2 I - Perfect Palindrome C++17 (GCC 7-32) Accepted 46 ms 700 KB
189090441 Jan/13/2023 13:54 vjudge4 I - Perfect Palindrome C++20 (GCC 11-64) Accepted 46 ms 8200 KB
228393623 Oct/16/2023 12:36 vjudge5 I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 400 KB
198191562 Mar/19/2023 18:47 Awwwwwsheshhhh..# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 217 ms 400 KB
192851534 Feb/09/2023 14:28 CQYZWJH I - Perfect Palindrome C++14 (GCC 6-32) Accepted 0 ms 200 KB
189272420 Jan/15/2023 08:05 flyfeng# I - Perfect Palindrome C++17 (GCC 7-32) Accepted 0 ms 4400 KB
228098518 Oct/14/2023 04:47 Knights of the Eastern Calculus: lightovernight, lazyx_zZ, yolx# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 31 ms 400 KB
343630859 Oct/14/2025 06:14 h354222857 I - Perfect Palindrome C++20 (GCC 13-64) Accepted 31 ms 0 KB
232839996 Nov/15/2023 12:59 Isuven I - Perfect Palindrome C++20 (GCC 11-64) Accepted 30 ms 16100 KB
205398256 May/11/2023 10:12 ITMO University: pengzoo: iakovlev.zakhar, golikovnik, DishonoredRighteous# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 15 ms 400 KB
229145598 Oct/22/2023 09:52 OldMemory I - Perfect Palindrome C++17 (GCC 7-32) Accepted 46 ms 700 KB
190799261 Jan/27/2023 17:55 -_-: satyam343, udhavvarma03, avi0000# I - Perfect Palindrome C++20 (GCC 11-64) Accepted 30 ms 600 KB
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