B. 3741.

(5 points)

Deadline expired.

Statistics on problem B. 3741. 34 students sent a solution. 5 points: Kiss-Tóth Christian, Kovács 111 Péter, Nagy 317 Péter, Pálinkás Csaba, Strenner Balázs. 4 points: Erdélyi Márton, Gyarmati Ákos, Sommer Dániel. 3 points: 7 students. 2 points: 6 students. 1 point: 13 students.