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list = %w(18 22 11 73 91 38 24 17)
# 偶数のみ表示する
for i in 0...list.size do
  element = list[i].to_i
  if element.even?
    puts element
  end
end

Success #stdin #stdout 0.03s 9664KB

stdin

Standard input is empty

stdout

https://ideone.com/mxqMw9

イテレーターパターン code1

language:

Ruby (ruby 2.5.5)

created:

visibility:

secret

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