C. 766.

(5 points)

Deadline expired.

Statistics on problem C. 766. 122 students sent a solution. 5 points: 85 students. 4 points: 8 students. 3 points: 11 students. 2 points: 5 students. 1 point: 5 students. 0 point: 6 students. Unfair, not evaluated: 2 solutions.