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nurkiewicz/peak.scala

Created February 22, 2013 15:04
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peak.scala
def peak(list: List[Int]): Option[Int] =
list.sliding(3).collectFirst{case(List(x, y, z)) if(y > x && y > z) => y}
def raisePeak(list: List[Int]): Option[List[Int]] =
peak(list).map(p => List(p + 1))
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