PS4 - Flows 2+Matchings
            Problem C
Sentry Robots — Problem Statistics        
Back to problem description| Submissions | 275 | 
| Accepted submissions | 108 | 
| Submission ratio | 39.27% | 
| Authors | 96 | 
| Full solves [?] | 91 | 
| Full solve Ratio | 94.79% |