public void addScore(int score){
		
		scores.add(score);
		
		//Calculates average score
		int total = 0;
		for(int s : scores){
			total+=s;
		}
		
		if(score < lowscore || lowscore == 0){
			lowscore = score;
		}
		
		if(score > highscore){
			highscore = score;
		}
		
		//Checks for zero division
		if(scores.size() != 0){
			avgscore = total / scores.size();
		}else{
			System.out.println("Error calculating average score, arraylist has no values");
		}
	}