KContest - Week 01 (https://pastebin.com/sRSyprjT)
Problem F
Final Exam — Problem Statistics
Back to problem description| Submissions | 1558 |
| Accepted submissions | 217 |
| Submission ratio | 13.93% |
| Authors | 171 |
| Accepted authors | 46 |
| Author ratio | 26.90% |