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samskivert/Euler063.scala

Created August 22, 2010 00:06
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Euler063.scala
object Euler063 extends EulerApp {
def count (n :Int, p :Int, c :Int) :Int =
if (n == 10) c
else if (BigInt(n).pow(p).toString.length < p) count(n+1, 1, c)
else count(n, p+1, c+1)
def answer = count(1, 1, 0)
}
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