ID の強さ

id_no_tuyosa.rb

def tuyosa(id)
  score = 50
  score -= (id.size - 1)
  id.chars.each do |char|
    score -= 1 if char =~ /_/
    score -= 1 if char =~ /[A-Z]/
    score -= 2 if char =~ /[0-9]/
  end
  score * 2
end

ARGV.each do |id|
  puts "#{id}: #{tuyosa(id)}"
end

$ ruby id_no_tuyosa.rb t mitukiii
t: 100
mitukiii: 86