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 | #!/usr/bin/env ruby
Input = $stdin.readlines[0].strip.split(",").map(&:to_i)
noun = 0
verb = 0
loop do
  $input = Input.dup
  $input[1] = noun
  $input[2] = verb
  $pc = 0
  def handle_code
    case $input[$pc]
    when 1
      $input[$input[$pc+3]] = $input[$input[$pc+1]] + $input[$input[$pc+2]]
      return true
    when 2
      $input[$input[$pc+3]] = $input[$input[$pc+1]] * $input[$input[$pc+2]]
      return true
    when 99
      return false
    end
  end
  loop do
    continue = handle_code
    break unless continue
    $pc += 4
  end
  break if $input[0] == 19690720
  verb += 1
  if verb == 100
    verb = 0
    noun += 1
  end
end
puts (100 * noun) + verb
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