Problems
Is it a Tree?
Submits: 7914
Accepted submits: 2157
Users submitted: 1883
Users accepted: 1516
Complexity: 19%
The complexity of the problem is determined by the ratio between number of users who have solved the problem, and number of users who have submitted solution.
Accepted submits: 2157
Users submitted: 1883
Users accepted: 1516
Complexity: 19%
The complexity of the problem is determined by the ratio between number of users who have solved the problem, and number of users who have submitted solution.
Best solutions
| # | User | Submit date | Time | Memory | Compiler |
|---|---|---|---|---|---|
| 6444179 | ZA_Toghrul | Jan 7, 2020, 11:05:49 AM | 0.43 ms | 511 | Judge C++ |
| 6370735 | tychna | Dec 17, 2019, 4:56:19 PM | 0.63 ms | 507 | Judge C++ |
| 2157094 | u201askerov | Oct 4, 2015, 11:14:23 AM | 1.68 ms | 687 | Judge C++ |
| 2067531 | Andr2718 | Jul 8, 2015, 8:15:04 PM | 1.69 ms | 688 | Judge C++ |
| 2973566 | Vasif | Dec 1, 2016, 11:57:49 AM | 2.33 ms | 669 | Judge C++ |
| 2914173 | U3-Sharif | Nov 10, 2016, 7:21:40 PM | 2.32 ms | 670 | Judge C++ |
| 2877572 | ys13voloshyn | Oct 28, 2016, 9:46:17 PM | 2.42 ms | 669 | Judge C++ |
| 3114624 | MartinevskiDenis | Jan 26, 2017, 5:39:13 PM | 2.45 ms | 668 | Judge C++ |
| 3105948 | nikitosis | Jan 23, 2017, 2:11:10 PM | 2.43 ms | 670 | Judge C++ |
| 3116548 | nikitosis | Jan 27, 2017, 2:48:44 PM | 2.42 ms | 671 | Judge C++ |