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kmizu/Factorial.scala

Forked from tyano/Factorial.scala
Created August 26, 2010 16:08
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Factorial.scala
object Factorial {
def fact(n: Int) = (1 to n).foldLeft(1)(_*_)
def main(args: Array[String]) = {
val n = if(args.length == 0) 1 else args(0).toInt
1 to n foreach {i => println(i + "! = " + fact(i))}
}
}
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