day10-naive.rb

#!/usr/bin/env ruby

num, iters = ARGV

def encode_string s
  s.gsub(/(0+|1+|2+|3+|4+|5+|6+|7+|8+|9+)/) { |m| l = m.length; "#{m.length}#{m[0]}" }
end

puts "encoding #{num} with #{iters} iterations"

iters.to_i.times do |i|
  start = Time.now.to_f
  num = encode_string num
  puts "#{i}: #{num.length} runtime: #{Time.now.to_f - start}"
end

#puts "got: #{num} with length #{num.length}"
puts "length #{num.length}"