预习书本第108到111页，体会for循环的运行原理，试着完成这5道题目。
题目很少，独立完成。
| Standing | User | Nick Name | Solved | TIME PENALTY | A | B | C | D | E |
| 1 | yangxiaojun | 5 | 02:46:04 | 00:31:33 | 00:32:21 | 00:32:57 | 00:34:13 | 00:35:00 | |
| 2 | 107wangchang | 5 | 46:50:07 | 09:20:17 | 09:21:12 | 09:22:05 | 09:22:59 | 09:23:34 | |
| 3 | zhuzhenyi | 5 | 117:16:18 | 23:08:45 | 23:17:45 | 23:39:04 | 23:26:58 | 23:43:46 | |
| 4 | jinnilin2020 | 5 | 143:23:02 | 00:00:48 | 00:01:54 | 47:45:57 | 47:46:48 | 47:47:35 | |
| 5 | yintianyi | 5 | 148:08:22 | 29:35:58 | 29:36:39 | 29:37:58 | 29:38:28 | 29:39:19 | |
| 6 | shenkang2020 | 5 | 161:05:41 | 05:06:20 | 10:43:59 | 10:13:24(-1) | 128:51:30(-1) | 05:30:28 | |
| 7 | zhuyicheng | 5 | 284:22:58 | 26:42:45 | 101:47:41 | 26:45:31 | 26:48:14 | 102:18:47 | |
| 8 | big777 | 5 | 293:34:30 | 58:25:52 | 58:34:48 | 58:42:39 | 58:52:42 | 58:58:29 | |
| 9 | caitianle | 5 | 360:15:16 | 33:14:45 | 33:31:46(-1) | 57:20:20 | 81:57:51 | 153:50:34 | |
| 10 | meizhuhe | 5 | 362:15:17 | 72:19:39(-1) | 72:21:46 | 72:23:04 | 72:24:34 | 72:26:14 | |
| 11 | shenniule | 5 | 379:23:52 | 75:31:47(-2) | 75:41:18 | 75:45:52 | 75:49:02 | 75:55:53 | |
| 12 | feihangcheng | 5 | 385:57:48 | 58:10:45 | 105:26:53 | 58:23:14 | 105:10:23 | 58:46:33 | |
| 13 | wangjiaxuan | 5 | 392:17:43 | 34:26:22(-1) | 82:54:02 | 82:57:30 | 83:30:05 | 108:09:44 | |
| 14 | xihaozhong | 5 | 568:20:29 | 25:16:56 | 25:18:43 | 244:48:15 | 24:51:48 | 248:04:47 | |
| 15 | wuminyue | 5 | 638:28:14 | 97:50:21 | 128:59:17 | 76:37:57 | 155:47:24 | 179:13:15 | |
| 16 | shimijie | 5 | 654:19:54 | 01:53:08 | 02:01:33 | 01:27:50 | 299:47:40 | 348:49:43(-1) | |
| 17 | xusuqi | 5 | 885:37:27 | 120:13:27 | 120:57:26 | 214:33:59 | 214:51:12 | 215:01:23 | |
| 18 | yuzhuyi | 5 | 1128:52:18 | 202:03:08 | 225:12:40 | 225:25:17 | 226:08:49 | 250:02:24 | |
| 19 | shenxiyan | 5 | 1224:27:10 | 320:17:49(-3) | 175:44:20(-1) | 194:39:00 | 214:58:02 | 317:27:59 | |
| 20 | fangshiyao | 5 | 1245:07:27 | 248:42:10(-4) | 248:59:32 | 249:24:52 | 247:32:50 | 249:08:03 | |
| 21 | 201liujiaqi | 5 | 1575:58:49 | 313:19:31 | 314:05:56(-9) | 314:53:58 | 315:17:49 | 315:21:35 | |
| 22 | wangziyi | 4 | 259:33:46 | 29:07:25 | 29:15:44(-3) | 171:14:19 | 28:56:18 | ||
| 23 | shenyuhao | 4 | 403:25:23 | 100:37:38 | 100:45:25 | 100:56:16 | 101:06:04 | ||
| 24 | 2020shenyicheng | 4 | 714:52:31 | 32:59:46 | 226:58:50 | 226:39:23(-2) | 227:14:32(-1) | ||
| 25 | ranxinying | 4 | 757:30:40 | 57:06:48(-1) | 59:35:32 | 319:25:49 | 321:02:31 | ||
| 26 | wangjunye | 3 | 96:25:40 | 55:58:56(-3) | 32:33:13 | 06:53:31 | |||
| 27 | zhouyishan | 3 | 290:20:07 | 80:33:22 | 80:26:34 | 129:00:11(-1) | |||
| 28 | yuwenqiuyue | 3 | 484:27:52 | 168:36:35 | 146:56:34 | 168:54:43 | |||
| 29 | chenmuhang | 3 | 508:09:14 | 169:08:02 | 169:16:57 | 169:44:15 | |||
| 30 | 109qianyizhen | 3 | 647:44:17 | 215:45:03 | 215:53:57 | 216:05:17 | |||
| 31 | zhangyuyang | 2 | 375:06:27 | 249:05:52(-1) | 125:40:35 | ||||
| 32 | zhangwenyu | 2 | 578:13:16 | 267:22:44 | 310:50:32 | ||||
| 33 | caoyujia | 2 | 600:04:24 | 311:25:25(-1) | 288:18:59 | ||||
| 34 | shenxiaotong | 1 | 00:00:25 | 00:00:25 | |||||
| 35 | yaojiajie | 1 | 00:18:49 | 00:18:49 | |||||
| 36 | zhangzheyu | 1 | 58:03:03 | 58:03:03 | |||||
| 37 | weijunyi | 1 | 151:18:18 | 151:18:18 | (-2) | (-2) | |||
| 38 | zhuweiqi | 1 | 174:12:47 | 174:12:47 | |||||
| 39 | chenyihong | 1 | 292:06:34 | 292:06:34 | (-3) | ||||
| 40 | moshiqi | 1 | 358:56:40 | 358:56:40 | |||||
| 41 | fanfengzhong | 0 | 00:00:00 | (-1) | |||||
| 42 | doushenlizhe2020 | 0 | 00:00:00 | ||||||
| 43 | 304zhongxt | darkestlight | 0 | 00:00:00 | (-1) | ||||
| 44 | yuanqingyun | 0 | 00:00:00 | (-1) | |||||
| 45 | zhudingyichen | 0 | 00:00:00 | ||||||
| 46 | chenxinyu | 0 | 00:00:00 | (-1) |