RosettaCodeData/Task/Fibonacci-sequence/Ruby/fibonacci-sequence-7.rb
Ingy döt Net db842d013d A-M baby
2013-04-10 21:29:02 -07:00

4 lines
72 B
Ruby

def fib_gen
a, b = 1, 1
lambda {ret, a, b = a, b, a+b; ret}
end