# NMO Problem 2

A circumference was divided in $$n$$ equal parts. On each of these parts one number from $$1$$ to $$n$$ was placed such that the distance between consecutive numbers is always the same. Numbers $$11$$, $$4$$ and $$17$$ were in consecutive positions. In how many parts was the circumference divided?This problem is from the NMO.This problem is part of this set.

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