AAの構造を数値として保存して遊ぶ

aautils.rb

module AAUtils

  def get_chars(aa)
    aa.chars.uniq.sort.join
  end

  def to_num(aa, chars)
    aa.tr(chars, "0-9a-z").to_i(chars.size)
  end

  def to_aa(num, chars)
    num.to_s(chars.size).tr("0-9a-z", chars)
  end

end

aautils_usage.rb

require_relative 'aautils.rb'

include AAUtils

aa = <<AA
@@@@   @   @  @@@@   @   @
@   @  @   @  @   @  @   @
@@@@   @   @  @@@@    @@@
@   @  @   @  @   @    @
@   @   @@@   @@@@     @
AA

chars = get_chars(aa)
#=> "\n @"

num = to_num(aa, chars)
#=> 105473034664962489775046190356208086050182701341217319175540905

puts aa = to_aa(num, chars)