def decimal_to_binar(x)
  z = []
  while x >= 1
    z << x % 2
    x /= 2
  end
  z.reverse.join(" ")
end

number = gets.chomp
puts "decimal : #{number}nbinary  : #{decimal_to_binar(number.to_i)}"

def decimal_to_binar(x)
  z = []
  while x >= 1
    z << x % 2
    x /= 2
  end
  z.reverse.join(" ")
end

number = gets.chomp
puts "decimal : #{number}nbinary  : #{decimal_to_binar(number.to_i)}"

Decimal to Binary Terminal Script

textmate, ruby, terminal

Ruby