class PingPongPrinter
  def initialize(range: 1..100, ping: 3, pong: 5)
    @range = range
    @ping  = ping
    @pong  = pong
  end

  def print
    @range.each {|n| p ping_pong_detect(n) }
  end

  private

    def ping_pong_detect(n)
      case n
      when ping_pong?
        'APingBPong'
      when ping?
        'APing'
      when pong?
        'BPong'
      else
        n
      end
    end

    def ping?
      proc { |n| n % @ping == 0 }
    end

    def pong?
      proc { |n| n % @pong == 0 }
    end

    def ping_pong?
      proc { |n| n % (@ping * @pong) == 0 }
    end
  end

PingPongPrinter.new.print