#!/usr/bin/ruby -w

   file = File.new(ARGV[0], "r")
   lines = file.readlines
   hash = Hash.new
   lines.each{ |line|
        words = line.scan(/\S+/)
        words.each{ |word|
           if hash[word] == nil
                hash[word] = 1
           else
                hash[word] += 1
           end
        }
   }

   hash.keys.each {
      |key| puts("word: #{key}, count: #{hash[key]}")
   }