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32 lines
676 B
32 lines
676 B
/**
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* File: ListNode.js
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* Created Time: 2022-12-12
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* Author: IsChristina (christinaxia77@foxmail.com)
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*/
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/* 鏈結串列節點 */
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class ListNode {
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val; // 節點值
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next; // 指向下一節點的引用（指標）
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constructor(val, next) {
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this.val = val === undefined ? 0 : val;
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this.next = next === undefined ? null : next;
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}
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}
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/* 將串列反序列化為鏈結串列 */
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function arrToLinkedList(arr) {
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const dum = new ListNode(0);
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let head = dum;
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for (const val of arr) {
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head.next = new ListNode(val);
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head = head.next;
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}
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return dum.next;
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}
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module.exports = {
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ListNode,
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arrToLinkedList,
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};
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