beesleep

#!/usr/bin/env ruby

def convert(time)
  hour, minute = time.split(':', 2)

  hour = Integer(hour)
  minute = Integer(minute)

  def func(x)
    2**(1-x)
  end

  # assume previous day for hours >= 20
  if hour >= 20
    return ['1', '*%02d%02d' % [hour, minute]]
  end

  # times before 1 am get a score of 1
  if hour == 0
    return ['1', '%02d%02d' % [hour, minute]]
  end

  input = hour + minute / 60.0
  score = func(input)

  ["%.3f" % score, "%02d%02d" % [hour, minute]]
end

def convert_print(line)
  parts = line.split
  if parts.length < 2
    raise 'Expected format: DAYOFMONTH HOUR:MINUTE'
  end
  daynum, time, source_comment = parts

  score, comment = convert(time)

  comment = comment + ' ' + source_comment if source_comment

  puts daynum + ' ' + score + ' "' + comment + '"'
end

if ARGV.empty?
  STDERR.puts "format: DAYOFMONTH HOUR:MINUTE [COMMENT]"
  while true
    resp = $stdin.readline.chomp
    break if resp.empty?
    convert_print(resp)
  end
else
  ARGV.each_with_index do |time, i|
    convert_print("##{i + 1} " + time)
  end
end