From: Markus Schirp <mbj@...>
Date: 2013-01-14T22:09:15+09:00
Subject: Re: Conversion of Ruby-code to c/c++ code :: URGENT Plz help

Homework?

On Mon, Jan 14, 2013 at 10:04:22PM +0900, Nilesh S. wrote:
> Hi.. I urgent require to convert the following ruby-code to c/c++ code.
> If some-one have both the knowledge ..plz help me..  At least give me
> some algorithm to it..  IT's ABOUT THE MORSE-CODE CONVERSION TO STRINGS
> IN ALPHABETICAL ORDER
> 
> ----------------------------------------------------------------------
> 
> #!/usr/bin/env ruby -wKU
> require "set"
> MORSE_LETTERS = %w[.- -... -.-. -.. . ..-. --. .... .. .--- -.- .-..
> --
>   -. --- .--. --.- .-. ... - ..- ...- .-- -..- -.-- --..]
> ENCODINGS = Hash[*MORSE_LETTERS.zip(('A'..'Z').to_a).flatten]
> 
> def morse_decodings(word)
>   # iterate through matching prefixes
>   ENCODINGS.select { |p,l| p == word[0,p.size] }.map do |
> prefix,letter|
> 
>     # gather decoded suffixes for the current prefix
>     suffixes = morse_decodings( word[prefix.size,word.size] )
> 
>     # append decoded suffixes to decoded letter
>     suffixes.empty? ? letter : suffixes.map { |s| letter + s }
> 
>   end.flatten
> end
> 
> decodings = morse_decodings(readline.chomp).sort
> 
> puts "All Possible Decodings:"
> decodings.each { |e| puts e }
> 
> -- 
> Posted via http://www.ruby-forum.com/.
>