1、1047和1048主要考核类的定义，两个题目有一定的关联性，建议先做1048，然后做1047；
2、1050和1051是针对异常处理的题目。
| Standing | User | Nick Name | Solved | TIME PENALTY | A | B | C | D |
| 1 | 2020210037 | 黄加宇 | 4 | 45:29:48 | 26:25:43(-3) | 05:00:39 | 05:27:29 | 06:35:57(-3) |
| 2 | 2020211338 | 加冰糖可乐 | 4 | 81:39:33 | 18:01:12 | 07:44:04(-1) | 08:58:15 | 45:36:02(-3) |
| 3 | 2020210908 | 李育东 | 4 | 94:28:17 | 22:18:40(-2) | 22:38:55(-1) | 23:17:56(-3) | 23:52:46(-1) |
| 4 | 2019211957 | 甲醛 | 4 | 95:02:18 | 23:12:44(-1) | 23:22:57(-1) | 23:37:00(-1) | 23:49:37 |
| 5 | 2020211415 | 亮神的小迷弟 | 4 | 215:22:09 | 50:14:59 | 50:16:25 | 55:38:39(-8) | 56:32:06 |
| 6 | 2020211664 | wowblk | 4 | 861:14:31 | 218:20:23(-5) | 193:57:29 | 222:10:13(-2) | 223:06:26(-4) |
| 7 | 2020211401 | 2020211401 | 4 | 922:06:45 | 105:29:01 | 97:11:53 | 115:36:15(-2) | 598:09:36(-15) |
| 8 | 2020211546 | O | 4 | 1521:52:02 | 223:11:07(-3) | 211:45:17 | 529:20:21(-2) | 553:35:17(-7) |
| 9 | 2020211278 | AILE24 | 4 | 1630:38:56 | 483:14:21(-12) | 213:52:25 | 487:05:56(-21) | 435:26:14 |
| 10 | 2019211492 | 2019211492 | 4 | 2217:21:18 | 541:41:11(-5) | 542:04:57 | 559:27:26(-1) | 571:07:44(-3) |
| 11 | 2020211503 | 猪猪仙女的宇宙第一男朋友 | 4 | 2306:17:13 | 578:20:21(-2) | 576:44:32 | 577:03:26(-3) | 572:08:54(-1) |
| 12 | 2020211547 | 做题就要啸着做 | 4 | 2422:22:18 | 718:29:03(-2) | 249:24:02(-1) | 720:44:35(-2) | 730:44:38(-4) |
| 13 | 2020211387 | 2020211387王雨飞 | 4 | 2481:21:53 | 607:48:25(-11) | 606:48:13 | 609:09:20(-2) | 650:15:55(-9) |
| 14 | 2020211274 | 永雏塔菲 | 4 | 2514:32:32 | 648:49:06(-4) | 530:44:47 | 655:50:10(-1) | 677:28:29 |
| 15 | 2020211538 | 王磊ovo | 4 | 2608:47:25 | 573:05:01 | 583:38:11 | 722:38:50(-18) | 721:45:23(-5) |
| 16 | 2020211348 | 沈誉 | 4 | 2777:13:52 | 722:34:05(-8) | 655:00:03 | 695:02:27 | 700:37:17(-4) |
| 17 | 2020211425 | 地板蛋糕 | 4 | 2785:11:45 | 739:46:55 | 561:24:15(-3) | 740:37:27 | 742:03:08(-1) |
| 18 | 2019211493 | 郭康欣 | 4 | 2792:09:46 | 698:46:47(-4) | 676:31:15(-3) | 695:36:52 | 718:54:52 |
| 19 | 2018211441 | 任某某 | 4 | 2823:52:30 | 717:45:19(-1) | 680:39:21 | 716:42:55(-2) | 705:24:55(-7) |
| 20 | 2020211280 | LanSnowZ | 4 | 2836:46:55 | 695:37:24 | 692:01:29 | 722:18:53(-1) | 725:49:09(-2) |
| 21 | 2020211545 | 猪猪仙女 | 4 | 2878:48:04 | 740:36:00(-11) | 697:13:33 | 698:13:18 | 738:25:13(-2) |
| 22 | 2020211663 | 2020211663 | 4 | 2928:30:38 | 731:34:36 | 732:06:06 | 732:20:41 | 732:29:15 |
| 23 | 2020211318 | 今天又在写bug | 3 | 707:54:26 | 235:39:34 | 235:03:27(-1) | 236:11:25(-2) | |
| 24 | 2020211610 | Jupiter | 3 | 1296:42:27 | 475:57:16(-30) | 402:28:25(-1) | 407:56:46 | (-31) |
| 25 | 2019211603 | CirXcreeper | 3 | 1322:05:32 | 502:07:26 | 387:59:04(-1) | 431:39:02 | |
| 26 | 2020211807 | 2020211807 | 3 | 1657:44:57 | 551:38:40(-2) | 552:13:41 | 552:52:36(-1) | |
| 27 | 2020211353 | 纳西妲的编译器 | 3 | 2061:06:44 | 722:14:12 | 668:39:39 | 669:12:53(-3) | (-4) |
| 28 | 2020211412 | 532353 | 3 | 2095:30:22 | (-4) | 696:20:38 | 696:24:00 | 702:45:44 |
| 29 | 2020211611 | 2020211611 | 3 | 2190:46:04 | 728:53:29(-3) | 730:20:02 | 730:32:33 | |
| 30 | 2020211432 | gyy | 3 | 2198:01:07 | 729:23:09 | 729:59:29 | 736:58:29(-5) | (-4) |
| 31 | 2020211532 | SAS-hash | 3 | 2224:00:58 | 740:07:17(-3) | 741:20:21 | 741:33:20 | (-2) |
| 32 | 2019211328 | 金耘石 | 3 | 2227:13:24 | 743:10:03(-1) | 739:21:22(-3) | 743:21:59 | |
| 33 | 2020211513 | 2020211513 | 2 | 462:57:08 | 241:05:46(-8) | 218:11:22(-3) | ||
| 34 | 2020211630 | 万叶 | 2 | 1102:50:28 | (-1) | 550:33:13 | 550:57:15(-4) | (-1) |
| 35 | 2020211475 | 刘子祺 | 2 | 1263:51:20 | 631:09:45(-1) | 632:21:35 | ||
| 36 | 2020211574 | ronghua | 2 | 1395:04:10 | (-8) | 696:42:51(-2) | 697:01:19(-2) | |
| 37 | 2020211580 | Patty | 2 | 1395:05:31 | (-1) | 696:52:27(-3) | 696:53:04(-1) | (-1) |
| 38 | 2020211269 | 马婧 | 2 | 1395:29:17 | (-1) | 653:19:56 | 742:09:21 | (-1) |
| 39 | 2019211251 | 2019211251 | 2 | 1452:20:56 | (-3) | 722:49:24 | 729:31:32 | |
| 40 | 2020211366 | 2020211366 | 2 | 1457:08:32 | (-2) | 724:26:00 | 729:02:32(-11) | |
| 41 | 2019211305 | 栀初 | 2 | 1484:38:11 | (-1) | 741:13:03 | 743:25:08 | |
| 42 | 2020211426 | 2020211426 | 2 | 1485:02:23 | (-1) | 740:10:55(-2) | 743:11:28(-3) | |
| 43 | 2020211477 | 潘佳伟 | 1 | 215:34:42 | (-7) | 215:34:42 | (-6) | |
| 44 | 2020211584 | 餮客 | 1 | 744:14:11 | (-2) | 742:34:11(-5) |