Joe's Problem

huy.rb

#!/usr/bin/env ruby
require 'csv'

# Real men use ruby1.9 thus not needing rubygems require and FasterCSV was
# folded into std-lib csv. Plus I had all these lines to waste on snarky
# comments. :P

puts CSV.read("joe.csv").flatten!.inject(Hash.new(0)) {|h,x| h[x] += 1; h}

# hnguyen@taengoo:~ ಠ_ಠ >> ./huy.rb 
# {"junk"=>1, "name"=>1, "100"=>110, "joe"=>69, "tony"=>70, "david"=>3, "200"=>32}