[코테 연습] Maximum Number of Coins You Can Get

https://leetcode.com/problems/maximum-number-of-coins-you-can-get/

Maximum Number of Coins You Can Get - LeetCode

There are 3n piles of coins of varying size, you and your friends will take piles of coins as follows:

• In each step, you will choose any 3 piles of coins (not necessarily consecutive).
• Of your choice, Alice will pick the pile with the maximum number of coins.
• You will pick the next pile with maximum number of coins.
• Your friend Bob will pick the last pile.
• Repeat until there are no more piles of coins.

Given an array of integers piles where piles[i] is the number of coins in the ith pile.

Return the maximum number of coins which you can have.

문제 푸는데 걸린 시간 : 20분
문제 이해를 잘못해서 헛수고했다 10분이나 ㅡㅡ;;