gistfile1.txt

=begin
INCOMPLETE: I realized last night (as I tried to not think about coding), how to fix at least the issue with the previous iteration.  This one works partially, it just doesn't account for capitalization, punctuation, and 
common words (the, of, etc.)
=end

def words_in_a_file (source_text, number)
  file_as_a_string = File.open(source_text).read
  word_count = Hash.new(0)
  array_of_text = file_as_a_string.split
  array_of_text.each do |word|
    word_count[word] += 1
  end
  array_of_freq = word_count.sort_by {|key, value| value}
  (array_of_freq.length-1).downto(array_of_freq.length-number) do |i|
    puts array_of_freq[i][0].to_s + " " + array_of_freq[i][1].to_s
  end
end
words_in_a_file("source.txt", 3)