Magyar Information Contest Journal Articles

# Problem B. 3933. (October 2006)

B. 3933. A sequence an is defined as a1=1, a2n=an, a2n+1+an=1. Determine the value of a2006.

(3 pont)

Deadline expired on 15 November 2006.

Sorry, the solution is available only in Hungarian. Google translation

Megoldás. a2006=a1003=1-a501=a250=a125=1-a62=1-a31=a15=1-a7=a3=1-a1=0.

### Statistics:

 366 students sent a solution. 3 points: 299 students. 2 points: 41 students. 1 point: 2 students. 0 point: 20 students. Unfair, not evaluated: 4 solutions.

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