James Gray
12/3/2007 1:38:00 AM
Begin forwarded message:
> From: Joe <qbproger@gmail.com>
> Date: December 2, 2007 5:33:25 PM CST
> To: submission@rubyquiz.com
> Subject: Please Forward A Ruby Quiz Submission
>
> Submission for Postfix to Infix.
>
> stack = Array.new
> ARGV.first.split.each do |n|
> if n.match(/[\d\.]+/) then
> stack.push n
> else
> a,b = stack.pop,stack.pop
> stack.push "(#{b} #{n} #{a})"
> end
> end
>
> puts stack.first
>
> Joe