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adilakhter/mutual-rec.sc

Created May 18, 2014 09:51
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mutual-rec.sc
def odd1(n: Int): Boolean= {
if (n==0) false
else even1(n-1)
}
def even1(n: Int): Boolean = {
if (n==0) true
else odd1(n-1)
}
// output from scala repl
> even (3) => 3 2 1 0 => false
> even(4) => 4 3 2 1 0 => true
> odd(3) => 3 2 1 0 => true
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