advent_of_code_template.rb

require 'set'
# copy a string to the clipboard
def cp(string = IRB.CurrentContext.last_value)
  IO.popen('xclip -sel clip', 'w') { |f| f << string.to_s }
  string
end

if ARGV[0] && ARGV[0][0].downcase == 't'
  @lines = "".split("\n")
elsif ARGV[0] && ARGV[0][0].downcase == 'c'
  @lines = `xclip -o`.split("\n")
else
  @lines = File.readlines("/home/shup/Desktop/input.txt").map &:chomp
end


# @lines = @lines.first.split(',')

# @lines = @lines.map(&:to_i)

c = 0
@lines.each_with_index do |l, row|
end

puts cp c