Mini Golf Challenge

mini_golf.rb

def display_scores(file)
  num = 1
  rankings = Hash.new

  File.open(file).each_line do |line|
    total = 0
    line = line.split(',')
    name = line.shift

    line.each do |strokes|
      total += strokes.to_i
    end

    rankings[name] = total
  end
  rankings = rankings.sort { |a, b| b[1] <=> a[1] }

  puts "Mini Golf Scores\n\n"
  rankings.reverse.each do |k, v|
    puts "#{num}. #{k} with #{v} strokes."
    num += 1
  end

end