CP4 - Chapter 1.4
            Problem BU
Sok — Problem Statistics        
Back to problem description| Submissions | 3431 | 
| Accepted submissions | 2003 | 
| Submission ratio | 58.38% | 
| Authors | 1870 | 
| Full solves [?] | 1756 | 
| Full solve Ratio | 93.90% |