Solution to Euler problem 22 in Ruby

euler022.rb

# Ruby script to solve Euler Problem 22
# names.txt d/l'd from http://projecteuler.net/project/names.txt


nf = File.open("names.txt", 'r')
names = nf.gets.scan(/\w+/).sort
total = 0

names.each_with_index do |n,i|
  tmp = 0
  n.each_byte { |c| tmp += (c - 64) }
  tmp *= (i + 1)
  total += tmp
end
puts total