C. 792.

(5 points)

Deadline expired.

Statistics on problem C. 792. 387 students sent a solution. 5 points: 231 students. 4 points: 42 students. 3 points: 15 students. 2 points: 45 students. 1 point: 17 students. 0 point: 19 students. Unfair, not evaluated: 18 solutions.