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kpassapk/fibonacci2.rb

Created September 26, 2012 21:32
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Euler2 Slightly Less Naive
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fibonacci2.rb
MAX = 1e7
f0 = 1
f1 = 2
sum = 2
begin
f = f0 + f1
f0 = f1
f1 = f
break if f > MAX
if f % 2 == 0
sum = sum + f
end
end while true
puts sum
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