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gokr/gist:a14df619dca672cdea8b

Created May 20, 2015 11:10
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twopow
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gistfile1.nim
var a = [1,2,3,4,5,6]
iterator twopow[T](a: openarray[T]): T =
var i = 1
while i <= a.high:
yield a[i-1]
i = i * 2
for x in twopow(a): echo x
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