# frozen_string_literal: true # # represent drunks situation # class Drunks def number(last) if @prev2 suffer2 advance unless last elsif @prev4 suffer4 advance unless last end consume advance unless last end def draw2(last) if @prev4 suffer4 advance unless last end consume @bomb += 2 @prev2 = true advance unless last end def draw4(last) if @prev2 suffer2 advance unless last end consume @bomb += 4 @prev4 = true advance unless last end # rubocop:todo Metrics/PerceivedComplexity def skip(last) # rubocop:todo Metrics/CyclomaticComplexity if @prev2 suffer2 advance unless last elsif @prev4 suffer4 advance unless last end consume advance unless last advance unless last end # rubocop:enable Metrics/PerceivedComplexity def reverse(last) if @prev2 suffer2 advance unless last elsif @prev4 suffer4 advance unless last end @reverse = !@reverse consume advance unless last end def winner winner_id = @turn + 1 winner_first_num = @members[@turn].original "#{winner_id} #{winner_first_num}" end private def initialize(num) @turn = 0 @reverse = false @prev2 = false @prev4 = false @bomb = 0 @members = Array.new(num) { Drunk.new } end def advance turn = @turn + (@reverse ? -1 : 1) @turn = turn % @members.size end def previous turn = @turn + (@reverse ? 1 : -1) @turn = turn % @members.size end def suffer2 @members[@turn].penalty += @bomb @bomb = 0 @prev2 = false end def suffer4 @members[@turn].penalty += @bomb @bomb = 0 @prev4 = false end def consume @members[@turn].change += 1 end # # represent drunk # class Drunk attr_accessor :change, :penalty def original @change - @penalty end private def initialize @change = 0 @penalty = 0 end end end # -------------------------------------- exec N, M = gets.chomp.split.map(&:to_i) LS = M.times.map { gets.chomp } drunks = Drunks.new(N) LS.each.with_index do |type, index| last = index == LS.size - 1 case type when 'number' drunks.number(last) when 'drawtwo' drunks.draw2(last) when 'drawfour' drunks.draw4(last) when 'skip' drunks.skip(last) when 'reverse' drunks.reverse(last) end end RESULT = drunks.winner puts RESULT