Maximum Number of Coins You Can Get - 1561

class Solution {
    public int maxCoins(int[] piles) {
        int n = piles.length;
        int result = 0;
        
        Arrays.sort(piles);
        
        for(int i = n/3;i<n;i+=2){
            result += piles[i];
        }
        return result;
    }
}