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Root
13301 - Impossible Communication
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| Total Submissions | Users that tried it | Users that solved it |
| 569 | 129 | 84 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 24141002 | Pedro | 0.000 | C++ | 2019-11-02 19:55:04 | |
| 2 | 24172085 | Marco | 0.030 | C++ | 2019-11-09 15:22:43 | |
| 3 | 31208654 | 李彦宏 | 0.030 | C++11 | 2026-07-12 07:47:15 | |
| 4 | 31208655 | Qiu Qiu | 0.040 | C++11 | 2026-07-12 07:47:30 | |
| 5 | 25960483 | Sukarna Paul | 0.050 | C++11 | 2021-01-17 14:46:39 | |
| 6 | 26296559 | Javier del Río López | 0.050 | C++11 | 2021-04-13 13:37:01 | |
| 7 | 26481187 | Keh-Ning Chang | 0.050 | ANSI C | 2021-06-13 07:02:44 | |
| 8 | 30975317 | Sitesh Shrivastava | 0.050 | C++11 | 2026-02-15 22:42:07 | |
| 9 | 25212382 | 周鸿祎 | 0.060 | C++11 | 2020-07-04 18:53:01 | |
| 10 | 25857427 | Rumman Mahmud | 0.060 | C++11 | 2020-12-17 04:57:20 | |
| 11 | 27911295 | Shakil Ahmed (CUET 03) | 0.060 | C++ | 2022-10-16 05:14:39 | |
| 12 | 30389705 | C1r3eN8tRe | 0.060 | C++11 | 2025-05-10 09:12:01 | |
| 13 | 22140368 | Neal Zane | 0.070 | C++11 | 2018-10-17 07:20:48 | |
| 14 | 23203292 | Morass | 0.070 | C++11 | 2019-04-20 19:23:30 | |
| 15 | 25106296 | Henry Yang | 0.070 | C++11 | 2020-06-04 18:17:42 | |
| 16 | 25857420 | 关云长 | 0.070 | C++11 | 2020-12-17 04:55:36 | |
| 17 | 26090544 | 赵子龙 | 0.070 | C++11 | 2021-02-13 10:57:39 | |
| 18 | 22211832 | try | 0.080 | C++ | 2018-10-29 10:11:30 | |
| 19 | 22281894 | Robbin | 0.080 | C++11 | 2018-11-09 18:18:31 | |
| 20 | 23142940 | Alejandro Cordoba Bodhert | 0.080 | C++11 | 2019-04-10 14:52:19 | |