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 Magyar Information Contest Journal Articles

# Problem B. 4669. (December 2014)

B. 4669. It is a known fact that 777-headed dragons have either 9 or 13 heads on their necks. Two dragons are considered identical if they have the same number of 9-headed necks. How many different 777-headed dragons are possible?

Suggested by Gy. Károlyi, Budajenő

(3 pont)

Deadline expired on January 12, 2015.

### Statistics:

 216 students sent a solution. 3 points: 117 students. 2 points: 51 students. 1 point: 46 students. 0 point: 2 students.

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