date: 03/24/2005
title: Pretty numbers
author: Vincent Foley
email: vfoley at gmail dot com
comments: Usage: ruby entry.rb <integer> [<character>].  If character
is specified, it must be a single character; don't forget to escape
characters such as * or ..  Non-digits in integer will be treated as
0.
code:
        d=[30644250780,9003106878,
    30636278846,66641217692,4501790980,
 671_24_603036,131_61973916,66_606629_920,
   30642677916,30643069058];a,s=[],$*[0]
      s.each_byte{|b|a<<("%036b"%d[b.
         chr.to_i]).scan(/\d{6}/)}
          a.transpose.each{ |a|
            a.join.each_byte{\
             |i|print i==49?\
               ($*[1]||"#")\
                 :32.chr}
                   puts
                    }