From: Sebastian Hungerecker <sepp2k@...>
Date: 2008-06-14T06:49:12+09:00
Subject: Re: Print Numbers Vertically

Chris Foley wrote:
>  I am trying to figure out how I can print an array of numbers
> vertically. For example
>
> a = [  1, 24, 546, 1000, 32, 256 ]
>
> output (spaces optional) :
>
> 1 2 5 1 3 2
>   4 4 0 2 5
>     6 0   6
>       0

a = [  1, 24, 546, 1000, 32, 256 ]
height = a.max.to_s.length
a.map do |num|
  num.to_s.ljust(height).split(//)
end.transpose.each do |line|
  puts line.join(" ")
end

Prints:
1 2 5 1 3 2
  4 4 0 2 5
    6 0   6
      0

HTH,
Sebastian
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