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    "https://leetcode.com/problems/remove-nth-node-from-end-of-list/\n",
    "\n",
    "\n",
    "Runtime: 36 ms, faster than 52.17% of Python3 online submissions for Remove Nth Node From End of List.\n",
    "Memory Usage: 14.4 MB, less than 18.54% of Python3 online submissions for Remove Nth Node From End of List.\n",
    "\n",
    "\n",
    "```python\n",
    "# Definition for singly-linked list.\n",
    "# class ListNode:\n",
    "#     def __init__(self, val=0, next=None):\n",
    "#         self.val = val\n",
    "#         self.next = next\n",
    "class Solution:\n",
    "    def removeNthFromEnd(self, head: ListNode, n: int) -> ListNode:\n",
    "        #7:08\n",
    "        l = []\n",
    "        node = head\n",
    "        while node:\n",
    "            l.append(node.val)\n",
    "            node = node.next\n",
    "        del l[-n]\n",
    "        \n",
    "        if len(l) == 0:\n",
    "            return None\n",
    "        \n",
    "        new_head = ListNode(val=l[0])\n",
    "        node = new_head\n",
    "        for i, v in enumerate(l[1:]):\n",
    "            if i != len(l) - 1:\n",
    "                node.next = ListNode(val=l[1+i])\n",
    "                node = node.next\n",
    "        return new_head\n",
    "        #7:27\n",
    "```"
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