# File lib/quiz1/t/solutions/Moses Hohman/deck.rb, line 34
                def triple_cut!(cards)
                        raise "exactly two cards required for triple cut: #{cards}" unless cards.size==2 
                        indices = [@order.index(cards[0].code), @order.index(cards[1].code)].sort
                        @order = @order[(indices[1]+1)..@order.size] + @order[indices[0]..indices[1]] + @order[0..(indices[0]-1)]
                end