puts "Hello! Please Specify The Directory Where The Files You Want To Work On Reside."
puts "example: c:/pictures/"
  working_dir = gets.chomp
  Dir.chdir "#{working_dir}"
puts
puts 'Thank you.'
puts
puts "Please Specify The File Extension That We Are Using."
  file_extension = gets.chomp
puts
puts "Thank you."
puts
  files_names = Dir["#{working_dir}" + "*.{#{file_extension.downcase},#{file_extension.upcase}}"]
  puts files_names
puts
puts "#{working_dir}" + "*.{#{file_extension.downcase},#{file_extension.upcase}}"
puts "Processing #{files_names.length} files:"

file_number = 1

files_names.each do |action|
  print "*"

  file_number = file_number + 1

end

puts