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import { ListNode } from "../reverse-linked-list/ListNode.ts";
function deleteNode(head: ListNode | null, val: number): ListNode | null {    if (!head) {        return head;    }    const res = new ListNode(0);    let ptr = res;    let cur: ListNode | null = head;    while (cur) {        if (cur.val !== val) {            ptr.next = new ListNode(cur.val);            ptr = ptr.next;        } else {            ptr.next = cur.next;            return res.next;        }        cur = cur.next;    }    return res.next;}export default deleteNode;