sirpengi · September 18, 2012 04:46
diff --git a/euler2,rb b/euler2,rb
 fib = Generator.new { |fib|
  a = 0
  b = 1
  while true
    fib.yield b
    a, b = b, a + b
  end
 }

 fib.take_while { |i| i < 4000000 }.select { |i| i.even? }.inject(0, :+)
	fib = Generator.new { \|fib\|
	a = 0
	b = 1
	while true
	fib.yield b
	a, b = b, a + b
	end
	}

	fib.take_while { \|i\| i < 4000000 }.select { \|i\| i.even? }.inject(0, :+)