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33 lines
803 B
33 lines
803 B
// File: ListNode.cs
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// Created Time: 2022-12-16
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// Author: mingXta (1195669834@qq.com)
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namespace hello_algo.utils;
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/* 鏈結串列節點 */
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public class ListNode(int x) {
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public int val = x;
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public ListNode? next;
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/* 將陣列反序列化為鏈結串列 */
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public static ListNode? ArrToLinkedList(int[] arr) {
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ListNode dum = new(0);
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ListNode head = dum;
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foreach (int val in 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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public override string? ToString() {
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List<string> list = [];
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var head = this;
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while (head != null) {
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list.Add(head.val.ToString());
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head = head.next;
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}
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return string.Join("->", list);
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}
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}
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