first_to_hundred.rb

player_score = 0
computer_score = 0
player_reroll = true

while player_score < 100 && computer_score < 100
  while player_reroll == true
    puts 'Type roll to roll: '
    to_roll = gets.chomp
  
    while to_roll != 'roll'
      puts 'Type roll to roll:'
      to_roll = gets.chomp
    end
	
    player_die1 = rand(6)
    player_die2 = rand(6)
    puts "You rolled a #{player_die1} and #{player_die2}."
  
    if player_die1 == 1 && player_die2 == 1
      player_score = 0
        puts 'Your score has been reset to 0. Your turn is over'
      player_reroll = false
      computer_reroll = true
	
    elsif player_die1 !=1 && player_die2 != 1 && player_score < 100
      player_score = player_die1 + player_die2 + player_score
        puts "Your score is now #{player_score}. You can roll again."
        reply = 'fun'
	
	  while reply != 'yes' && reply != 'no'
	   puts 'Would you like to reroll? Yes or No?'
	   reply = gets.chomp.downcase
	  end
	
	    if reply == 'yes' 
	      player_reroll = true
		  computer_reroll = false
	    elsif reply == 'no'
	      player_reroll = false
	      computer_reroll = true
	    end
	
    elsif player_die1 || player_die2 == 1
      player_score = player_score
	  puts "Your turn is over. Your score (#{player_score}) remains unchanged."
	  player_reroll = false
	  computer_reroll = true
	end
  end	
	
  while computer_reroll == true	
  
    computer_die1 = rand(6)
    computer_die2 = rand(6)
    puts "The computer rolled a #{computer_die1} and #{computer_die2}."
  
    if computer_die1 == 1 && computer_die2 == 1
      computer_score = 0
	  puts 'The computer\'s score has been reset to 0. Its turn is over'
      computer_reroll = false
	  player_reroll = true
	  
    elsif computer_die1 !=1 && computer_die2 != 1 && computer_score < 100
      computer_score = computer_die1 + computer_die2 + computer_score
	  puts "The computer's score is now #{player_score}. It can roll again."
	  reply = 'fun'
	  
	 sim_choice = rand(2)
	 sim_choice = sim_choice + 1
	  if sim_choice == 1
        puts 'The computer chose to end its turn.'
	  computer_reroll = false
	  player_reroll = true
      elsif sim_choice == 2
        puts 'The computer chose to reroll.'
	  computer_reroll = true
          player_reroll = false
      end
	
    elsif computer_die1 || computer_die2 == 1
      computer_score = computer_score
        puts 'The computer\'s turn is over.' 
	puts "Its score (#{computer_score}) remains unchanged."
	computer_reroll = false
	player_reroll = true
    end	
  end
  puts
  puts "Player score: #{player_score}"
  puts "Computer score: #{computer_score}"
  puts
end

if computer_score >= 100
  'Computer wins!'
elsif 
  computer_score <= 100
  'You win!'
end