2008-11-13から1日間の記事一覧
ということで,もういいよね. #!/usr/bin/env ruby # -*- mode: ruby; coding: utf-8; -*- def rpn(expr) calc = Proc.new {|opr, stack| if stack.size < 2 raise "not enough argument for operand (#{opr}) with [#{stack}]" end # => when stack : [...…
ということで,もういいよね. #!/usr/bin/env ruby # -*- mode: ruby; coding: utf-8; -*- def rpn(expr) calc = Proc.new {|opr, stack| if stack.size < 2 raise "not enough argument for operand (#{opr}) with [#{stack}]" end # => when stack : [...…