public static long marcsCakewalk(List<Integer> calorie) {

        Collections.sort(calorie, Collections.reverseOrder());
        int n = calorie.size();
        long miniMiles = 0;

        for(int i=0; i<n ;i++){
            double expo = Math.pow(2,i) * calorie.get(i);
            miniMiles = miniMiles + (long)expo;
        }

        return miniMiles;

    }