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Root
10909 - Lucky Number
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| Total Submissions | Users that tried it | Users that solved it |
| 4214 | 674 | 497 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 16656033 | M4G!C!4N | 0.032 | ANSI C | 2016-01-01 09:02:51 | |
| 2 | 31136532 | Prisco J. Canelón C. [U.C.L.A] | 0.090 | C++ | 2026-05-19 08:43:46 | |
| 3 | 17549184 | Khalid Ramadan | 0.120 | C++11 | 2016-06-20 17:02:19 | |
| 4 | 21442574 | Marouene Sfar Gandoura | 0.120 | C++11 | 2018-06-08 02:27:38 | |
| 5 | 24076110 | Nazrana Mehjabin | 0.120 | C++ | 2019-10-20 11:55:25 | |
| 6 | 27421607 | 黄汉升 | 0.120 | C++11 | 2022-04-19 11:51:47 | |
| 7 | 8576153 | Luis García | 0.128 | C++ | 2011-02-14 02:27:29 | |
| 8 | 16157887 | 赵子龙 | 0.129 | C++ | 2015-09-24 14:26:59 | |
| 9 | 21508859 | Alan | 0.130 | C++11 | 2018-06-24 02:35:06 | |
| 10 | 24072397 | fairoz washima shatu | 0.130 | C++ | 2019-10-19 16:28:38 | |
| 11 | 24076446 | Tasnia Siddique | 0.130 | C++ | 2019-10-20 13:01:17 | |
| 12 | 24076589 | Ummul humaira | 0.130 | C++ | 2019-10-20 13:34:44 | |
| 13 | 24077026 | Humaira saida | 0.130 | C++ | 2019-10-20 14:41:34 | |
| 14 | 24211085 | 兔瓦斯 | 0.130 | C++11 | 2019-11-18 10:03:13 | |
| 15 | 25558692 | 李彦宏 | 0.130 | C++11 | 2020-09-30 08:28:08 | |
| 16 | 22554449 | usama | 0.140 | C++ | 2019-01-04 09:38:58 | |
| 17 | 24075318 | Tanjuma Afroz | 0.140 | C++11 | 2019-10-20 09:35:22 | |
| 18 | 24077646 | Noor-E-Jannat Saba | 0.140 | C++11 | 2019-10-20 16:09:17 | |
| 19 | 26768390 | seed_zero | 0.140 | C++ | 2021-09-13 08:35:48 | |
| 20 | 20919202 | Sam Le | 0.150 | C++11 | 2018-03-11 20:56:23 | |