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Root
12208 - How Many Ones Needed?
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| Total Submissions | Users that tried it | Users that solved it |
| 1936 | 599 | 438 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 17175304 | sgtlaugh | 0.000 | ANSI C | 2016-04-09 21:34:12 | |
| 2 | 17199984 | Zakaria Mehrab | 0.000 | C++ | 2016-04-14 09:49:15 | |
| 3 | 17200757 | MD. Khairul Basar | 0.000 | C++ | 2016-04-14 12:59:59 | |
| 4 | 17633483 | avdtech | 0.000 | ANSI C | 2016-07-07 18:07:25 | |
| 5 | 17806291 | 黄汉升 | 0.000 | C++ | 2016-08-08 13:28:19 | |
| 6 | 17806744 | 贾跃亭 | 0.000 | C++ | 2016-08-08 14:59:43 | |
| 7 | 18019331 | MD. MAKSUD HOSSAIN SHIBLY | 0.000 | C++11 | 2016-09-18 07:14:02 | |
| 8 | 18019965 | Pritam | 0.000 | C++11 | 2016-09-18 11:00:01 | |
| 9 | 18132878 | Muhamed Hafez | 0.000 | ANSI C | 2016-10-06 20:44:44 | |
| 10 | 18264961 | Anjupiter | 0.000 | C++11 | 2016-10-27 06:56:53 | |
| 11 | 18782476 | Tapu Roy | 0.000 | ANSI C | 2017-02-15 12:28:39 | |
| 12 | 18849453 | circus_monkey | 0.000 | ANSI C | 2017-02-26 02:49:48 | |
| 13 | 18852769 | Lin | 0.000 | C++ | 2017-02-26 13:22:39 | |
| 14 | 19427283 | Ashraf Uddin | 0.000 | C++ | 2017-05-28 00:32:07 | |
| 15 | 19717905 | 关云长 | 0.000 | C++11 | 2017-07-22 10:34:28 | |
| 16 | 19717913 | as_couple | 0.000 | C++11 | 2017-07-22 10:35:07 | |
| 17 | 19839120 | 刘强东 | 0.000 | C++11 | 2017-08-11 20:00:25 | |
| 18 | 19961261 | Willson Wijaya | 0.000 | C++11 | 2017-09-05 06:30:40 | |
| 19 | 20127358 | Aya Nader Elgendy | 0.000 | C++11 | 2017-10-06 17:11:45 | |
| 20 | 20781431 | sa072686 | 0.000 | ANSI C | 2018-02-15 21:57:16 | |