Points breakdown
200 / 200
    
        AC
        |
        C++11
    
on Sept. 3, 2017, 11:23 p.m.
    
            weighted 95% (14pp)
    
IOI (57 points)
| Problem | Score | 
|---|---|
| IOI '01 P1 - Mobile Phones | 15 / 15 | 
| IOI '05 P6 - Rivers | 20 / 20 | 
| IOI '09 P2 - Hiring | 12 / 12 | 
| IOI '94 P2 - The Castle | 10 / 10 |