public List<Integer> determinePrizePool() {
		List<Integer> tempList = new ArrayList<Integer>();
		
		int numu = getAllUsers().size();
		if (numu <= 0) { // no users
			return null;
		} else if (numu == 1) { 
			// one user, he gets the whole pool
			tempList.add(getTotalAmount());
		} else if (numu == 2) { 
			// two users, first user gets 65% of the
			// winnings, the rest goes to the second
			tempList.add((int) (getTotalAmount() * 0.65));   // first 65
			tempList.add(getTotalAmount() - tempList.get(0)); // the rest
		
		} else { 
			// three or more users
			// split is 60/30/10
			tempList.add((int) (getTotalAmount() * 0.60)); // first 60

			// total amount - the first amount, which leaves 40% of the original
			// amount
			// 30% is now equivalent to 75% of the new amount
			tempList.add((int) ((getTotalAmount() - tempList.get(0)) * 0.75));
			// the total minus the first and second place winnings
			tempList.add(getTotalAmount() - tempList.get(0) - tempList.get(1));
		}
		return tempList;
	}