ID | Thời gian nộp | Coder | Bài tập | Ngôn ngữ | Kết quả | Thời gian chạy | Bộ nhớ |
---|---|---|---|---|---|---|---|
270470 | 19/09/2024 09:46:24 | vuthanhnam | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2624 KB |
269833 | 18/09/2024 15:24:25 | tranhonha220110 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2608 KB |
268916 | 17/09/2024 15:33:33 | hhgy | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2592 KB |
268768 | 17/09/2024 10:57:35 | nguyendinhsuu8a | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2584 KB |
268766 | 17/09/2024 10:56:32 | nguyendinhsuu8a | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2588 KB |
268765 | 17/09/2024 10:56:26 | danghuuthuanthuan | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2576 KB |
268083 | 16/09/2024 17:43:13 | ngquangvinh | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 0 ms | 1904 KB |
265677 | 14/09/2024 15:03:44 | DuongTuanNguyen | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2580 KB |
265480 | 14/09/2024 09:08:43 | dinhtrungduc2009 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2588 KB |
263925 | 11/09/2024 22:25:38 | phuongthuyy | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2580 KB |
263786 | 11/09/2024 18:04:58 | hungdzvcl | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1908 KB |
262196 | 10/09/2024 14:42:24 | ttnam | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1828 KB |
261939 | 09/09/2024 21:23:17 | phananhcoder | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1880 KB |
261882 | 09/09/2024 20:49:45 | LOVE | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1876 KB |
261452 | 08/09/2024 17:20:07 | KbRoBoLocKo | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2548 KB |
261451 | 08/09/2024 17:19:59 | gialong | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1876 KB |
261448 | 08/09/2024 17:18:58 | minh | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
261445 | 08/09/2024 17:18:07 | DTHAgm | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
261415 | 08/09/2024 17:06:58 | KBC123 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
261407 | 08/09/2024 17:06:00 | nguyenhuudat | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2580 KB |
261395 | 08/09/2024 17:03:57 | thanhphonglc2010 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
261291 | 08/09/2024 16:17:00 | HuyTrann | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
261054 | 08/09/2024 09:33:06 | tqvinhltt | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2560 KB |
260353 | 06/09/2024 20:39:18 | victor123 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
259811 | 06/09/2024 14:22:38 | dang11a2 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
259705 | 05/09/2024 23:06:39 | Dat | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2544 KB |
259534 | 05/09/2024 16:13:12 | phamnguyen | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2560 KB |
259494 | 05/09/2024 15:53:38 | dailam2010 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2552 KB |
259171 | 04/09/2024 18:41:29 | phamdang | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1876 KB |
259170 | 04/09/2024 18:41:14 | nguyenkhanhduy | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1872 KB |
259169 | 04/09/2024 18:40:59 | Mastercoder234 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
259167 | 04/09/2024 18:39:20 | PBM | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
259166 | 04/09/2024 18:39:06 | dnhphong | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
259164 | 04/09/2024 18:38:34 | phuc123613321ee | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1876 KB |
259162 | 04/09/2024 18:38:06 | gojola12camcai | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 0 ms | 1116 KB |
259160 | 04/09/2024 18:37:59 | caohoangdang9 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1876 KB |
259156 | 04/09/2024 18:36:27 | famichackhoexuong | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1876 KB |
259010 | 04/09/2024 17:00:49 | Alexander | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
258954 | 04/09/2024 16:21:58 | duyan | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2556 KB |
258855 | 04/09/2024 15:13:33 | Mastercoder234 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
258589 | 03/09/2024 21:04:14 | tranminhquan | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
258029 | 02/09/2024 19:26:58 | namphong0211 | Xau01 - Xóa kí tự | Python 3 | Accepted | 125 ms | 8240 KB |
257638 | 01/09/2024 16:42:50 | vietshadowhyun | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2560 KB |
257167 | 31/08/2024 21:55:14 | tranminhquan | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
256875 | 31/08/2024 09:51:26 | phamhung | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
256765 | 30/08/2024 22:42:47 | dloan | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
256640 | 30/08/2024 18:14:03 | hiep03052010 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
256589 | 30/08/2024 15:52:01 | Quang | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
256575 | 30/08/2024 15:30:18 | xuannguu1 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
256399 | 29/08/2024 23:07:54 | tuantran | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2548 KB |
255923 | 28/08/2024 18:52:52 | tris | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 0 ms | 1876 KB |
252490 | 21/08/2024 22:46:40 | devltung | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2580 KB |
251591 | 19/08/2024 22:57:05 | nglinhh | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2548 KB |
251079 | 19/08/2024 15:19:51 | nhannguyen | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2552 KB |
250876 | 19/08/2024 08:33:46 | furryxex | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
249931 | 18/08/2024 08:45:35 | hang242 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2548 KB |
249069 | 16/08/2024 09:21:15 | DUCHOA25 | Xau01 - Xóa kí tự | Free Pascal | Accepted | 15 ms | 2824 KB |
248892 | 16/08/2024 07:30:02 | hitosuki | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1868 KB |
248419 | 15/08/2024 10:47:39 | ThanhVerstappen | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
247978 | 14/08/2024 23:29:02 | phamducsang | Xau01 - Xóa kí tự | GNU C++ | Accepted | 0 ms | 2552 KB |
247149 | 13/08/2024 21:40:48 | editate12 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2560 KB |
247033 | 13/08/2024 19:17:23 | toanvuataixiu | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
245702 | 12/08/2024 14:15:43 | tuesang124 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1828 KB |
245021 | 11/08/2024 17:51:28 | SteadyAim | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2560 KB |
242408 | 08/08/2024 09:25:28 | Naynsback | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1880 KB |
242339 | 08/08/2024 08:04:53 | haducanh | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
242244 | 07/08/2024 23:44:55 | RoninAlpha123 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2556 KB |
242174 | 07/08/2024 22:13:41 | top1 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2556 KB |
242098 | 07/08/2024 21:15:03 | minhhoangnb | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1892 KB |
241672 | 07/08/2024 09:43:57 | thanhho213 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
241507 | 07/08/2024 08:28:58 | nguyendat08lc | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
240750 | 06/08/2024 09:47:59 | nguyencongkhanh3132010 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
240650 | 06/08/2024 09:04:03 | BL24_8A_PhanLeQuy | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
240647 | 06/08/2024 09:03:15 | DT10 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1876 KB |
240644 | 06/08/2024 09:01:57 | BL24_8A_VoCongThanh | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2548 KB |
240201 | 05/08/2024 15:43:09 | ShellClassInfo | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
239713 | 04/08/2024 09:45:24 | Vulam | Xau01 - Xóa kí tự | Python 3 | Accepted | 109 ms | 4000 KB |
239187 | 03/08/2024 09:10:21 | froggy | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1868 KB |
238020 | 01/08/2024 21:04:34 | tuanhung10 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
236922 | 31/07/2024 16:54:36 | manhhung2010 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2560 KB |
236743 | 31/07/2024 09:24:13 | tamhhdn | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
236432 | 29/07/2024 20:58:23 | Hoshi | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2548 KB |
236363 | 29/07/2024 20:45:32 | thaiduong112 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1872 KB |
236357 | 29/07/2024 20:44:18 | lamhoctin | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1872 KB |
236353 | 29/07/2024 20:43:29 | xuannguu1 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
236348 | 29/07/2024 20:42:58 | son_pham | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2572 KB |
236347 | 29/07/2024 20:42:42 | manh6789 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
236341 | 29/07/2024 20:40:59 | Primalmind | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2556 KB |
236340 | 29/07/2024 20:40:55 | haichamchi2010 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2600 KB |
235993 | 29/07/2024 11:19:11 | Nam | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1892 KB |
235375 | 26/07/2024 15:12:50 | dung2k10 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1876 KB |
234325 | 24/07/2024 14:43:03 | bao782012 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2552 KB |
234317 | 24/07/2024 14:40:08 | nhminh87 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
234316 | 24/07/2024 14:40:02 | phngthanh | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
234313 | 24/07/2024 14:39:04 | Bop2401nb | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
234312 | 24/07/2024 14:38:10 | xvu29 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1872 KB |
234311 | 24/07/2024 14:37:50 | minhnhatthcs | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
234257 | 24/07/2024 10:57:56 | nguyentrong | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
234172 | 24/07/2024 09:10:18 | congson | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
233453 | 22/07/2024 15:14:07 | truongdz | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
233437 | 22/07/2024 15:04:41 | hikillcan | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
233431 | 22/07/2024 15:00:58 | dunghehehe | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2572 KB |
233428 | 22/07/2024 14:54:33 | Minz_3107 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
233425 | 22/07/2024 14:49:14 | thaiduong112 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1872 KB |
233385 | 22/07/2024 12:41:09 | truongngocbao | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1876 KB |
231323 | 15/07/2024 21:00:49 | ducanhcoder | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
230743 | 13/07/2024 11:02:53 | ducanhcoder | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2552 KB |
225558 | 24/06/2024 18:00:59 | Epula | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2576 KB |
225341 | 22/06/2024 15:30:12 | phambinhminh | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2572 KB |
224737 | 14/06/2024 15:57:06 | hungtruong161201 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2548 KB |
223012 | 05/06/2024 20:19:54 | MuonEmLaCuaRiengMink | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2580 KB |
223010 | 05/06/2024 20:19:16 | PhuongNam | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1116 KB |
220144 | 29/05/2024 10:48:00 | anbatocom | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
218651 | 23/05/2024 21:05:36 | ntteiw | Xau01 - Xóa kí tự | Python 3 | Accepted | 93 ms | 8300 KB |
211725 | 16/04/2024 09:31:16 | mkhanh93 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2616 KB |
208330 | 01/03/2024 22:52:03 | namnamnam123123123 | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1904 KB |
199291 | 23/11/2023 20:44:22 | noname | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
198684 | 17/11/2023 23:02:23 | top1sever | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
198635 | 17/11/2023 18:18:32 | zukatop1sever | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
197960 | 12/11/2023 19:42:53 | BL24_8A_NguyenHuuHung | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
197326 | 09/11/2023 19:46:56 | codyyy | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2584 KB |
197087 | 08/11/2023 20:31:15 | DT06PLQ | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
192718 | 17/10/2023 22:38:56 | whale | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2576 KB |
192698 | 17/10/2023 22:16:45 | whale1 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
191637 | 12/10/2023 09:29:06 | Klinhdthw | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2584 KB |
191636 | 12/10/2023 09:28:21 | bach1808 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
191632 | 12/10/2023 09:13:13 | duongpt25 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2580 KB |
191120 | 10/10/2023 21:58:56 | BL24_8A_NGUYENNHUNAMKHANH | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
190750 | 10/10/2023 08:31:13 | theanh123 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2580 KB |
189377 | 05/10/2023 18:18:30 | bicoitapcode | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2572 KB |
185745 | 23/09/2023 13:15:15 | son10 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2600 KB |
185402 | 22/09/2023 22:31:10 | teachingplan | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2596 KB |
183920 | 19/09/2023 21:32:04 | BL24_8A_PhanLeQuy | Xau01 - Xóa kí tự | GNU C++ | Accepted | 0 ms | 2596 KB |
180846 | 07/09/2023 15:43:33 | qchi | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 1904 KB |
178799 | 01/09/2023 14:24:36 | TrầnTrung_107 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1880 KB |
178737 | 01/09/2023 09:55:54 | ThiênKim2009 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 0 ms | 1880 KB |
178633 | 31/08/2023 21:11:50 | nguyenhaphuong09 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 31 ms | 1880 KB |
178559 | 31/08/2023 18:10:05 | kobietlam | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 15 ms | 2544 KB |
176540 | 27/08/2023 15:45:00 | hhoangcpascall | Xau01 - Xóa kí tự | Python 3 | Accepted | 109 ms | 8244 KB |
176205 | 26/08/2023 22:56:58 | giahieu | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2584 KB |
176189 | 26/08/2023 22:49:39 | duong12346789 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2584 KB |
175875 | 26/08/2023 14:39:27 | trandangyt | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 1888 KB |
169971 | 27/07/2023 21:12:31 | LTC_PLQ | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2552 KB |
169885 | 26/07/2023 09:57:41 | hoangtongthinh | Xau01 - Xóa kí tự | GNU C++11 | Accepted | 31 ms | 2552 KB |
169861 | 25/07/2023 21:55:23 | LTC_LNL | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
169860 | 25/07/2023 21:52:41 | nguyenthucbinh7b | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
169858 | 25/07/2023 21:48:17 | LTC_PLQ | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
169852 | 25/07/2023 21:40:41 | nguyenvanvuhuynh | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
169849 | 25/07/2023 21:36:59 | LTC_PTS2 | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |
169767 | 24/07/2023 22:52:12 | phanhieubl | Xau01 - Xóa kí tự | GNU C++ | Accepted | 15 ms | 2568 KB |