# File lib/quiz1/t/solutions/Niklas Frykholm/solitaire.rb, line 72
  def to_s
    a = []
    @deck.each_index {|i|
      if  succ?(a[-1], @deck[i], @deck[i+1])
        a << "..."
      elsif a[-1] == "..." and succ?(@deck[i-1], @deck[i], @deck[i+1])
        # nop
      else
        a << @deck[i]
      end
    }
    return a.join(" ")
  end