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    "https://leetcode.com/problems/stone-game/\n",
    "\n",
    "\n",
    "Time Limit Exceeded\n",
    "\n",
    "\n",
    "\n",
    "```python\n",
    "class Solution:\n",
    "    def stoneGame(self, piles: List[int]) -> bool:\n",
    "        #5:21\n",
    "        return self.next(piles, 1, 0, 0)\n",
    "        #5:27\n",
    "    def next(self, piles, who, alex, lee):\n",
    "        #1 is alex\n",
    "        #2 is Lee\n",
    "        if len(piles) == 0:\n",
    "            if alex > lee:\n",
    "                return True\n",
    "            else:\n",
    "                return False\n",
    "        if who == 1:\n",
    "            return self.next(piles[1:], 2, alex+piles[0], lee) or \\\n",
    "            self.next(piles[:-1], 2, alex+piles[-1], lee)\n",
    "        else:\n",
    "            return self.next(piles[1:], 1, alex, lee+piles[0]) or \\\n",
    "            self.next(piles[:-1], 1, alex, lee+piles[-1])\n",
    "```"
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