Problem I/S. 15. (February 2017)

I/S. 15. Subscribers can reach the text of the problem after signing in. The text will be public from February 28, 2017.]

(10 pont)

Deadline expired on March 10, 2017.

Statistics:

13 students sent a solution.
10 points:	Busa 423 Máté, Gáspár Attila, Nagy Nándor.
9 points:	Horváth Botond István, Molnár Bálint.
8 points:	1 student.
7 points:	6 students.
5 points:	1 student.

Problems in Information Technology of KöMaL, February 2017