2007-05-20から1日間の記事一覧

Magic Squares (#124)

奇数のみ class OddMagicSquare attr_reader :square, :order def initialize(order) @order = order @square = case when order % 2 == 1 then odd_order else make_square(@order) end end def show @square ? @square.map {|l| l.join(",") }.join("\n") …