mirror of
https://github.com/krahets/hello-algo.git
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Re-translate the Japanese version (#1871)
* Retranslate Japanese docs with GPT-5.4 * Retranslate Japanese code with GPT-5.4
This commit is contained in:
31
ja/codes/javascript/modules/ListNode.js
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31
ja/codes/javascript/modules/ListNode.js
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/**
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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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/* 連結リストノード */
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class ListNode {
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val; // ノード値
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next; // 次のノードを指す参照(ポインタ)
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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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/* リストを連結リストにデシリアライズする */
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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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86
ja/codes/javascript/modules/PrintUtil.js
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86
ja/codes/javascript/modules/PrintUtil.js
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/**
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* File: PrintUtil.js
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* Created Time: 2022-12-04
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* Author: IsChristina (christinaxia77@foxmail.com)
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*/
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const { arrToTree } = require('./TreeNode');
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/* 連結リストを出力 */
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function printLinkedList(head) {
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let list = [];
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while (head !== null) {
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list.push(head.val.toString());
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head = head.next;
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}
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console.log(list.join(' -> '));
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}
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function Trunk(prev, str) {
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this.prev = prev;
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this.str = str;
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}
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/**
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* 二分木を出力
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* This tree printer is borrowed from TECHIE DELIGHT
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* https://www.techiedelight.com/c-program-print-binary-tree/
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*/
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function printTree(root) {
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printTree(root, null, false);
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}
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/* 二分木を出力 */
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function printTree(root, prev, isRight) {
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if (root === null) {
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return;
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}
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let prev_str = ' ';
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let trunk = new Trunk(prev, prev_str);
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printTree(root.right, trunk, true);
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if (!prev) {
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trunk.str = '———';
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} else if (isRight) {
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trunk.str = '/———';
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prev_str = ' |';
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} else {
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trunk.str = '\\———';
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prev.str = prev_str;
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}
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showTrunks(trunk);
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console.log(' ' + root.val);
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if (prev) {
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prev.str = prev_str;
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}
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trunk.str = ' |';
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printTree(root.left, trunk, false);
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}
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function showTrunks(p) {
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if (!p) {
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return;
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}
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showTrunks(p.prev);
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process.stdout.write(p.str);
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}
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/* ヒープを出力 */
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function printHeap(arr) {
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console.log('ヒープの配列表現:');
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console.log(arr);
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console.log('ヒープの木構造表現:');
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printTree(arrToTree(arr));
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}
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module.exports = {
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printLinkedList,
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printTree,
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printHeap,
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};
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35
ja/codes/javascript/modules/TreeNode.js
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35
ja/codes/javascript/modules/TreeNode.js
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/**
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* File: TreeNode.js
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* Created Time: 2022-12-04
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* Author: IsChristina (christinaxia77@foxmail.com)
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*/
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/* 二分木ノード */
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class TreeNode {
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val; // ノード値
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left; // 左の子ノードへのポインタ
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right; // 右の子ノードへのポインタ
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height; // ノードの高さ
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constructor(val, left, right, height) {
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this.val = val === undefined ? 0 : val;
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this.left = left === undefined ? null : left;
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this.right = right === undefined ? null : right;
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this.height = height === undefined ? 0 : height;
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}
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}
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/* 配列をデシリアライズして二分木に変換する */
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function arrToTree(arr, i = 0) {
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if (i < 0 || i >= arr.length || arr[i] === null) {
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return null;
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}
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let root = new TreeNode(arr[i]);
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root.left = arrToTree(arr, 2 * i + 1);
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root.right = arrToTree(arr, 2 * i + 2);
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return root;
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}
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module.exports = {
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TreeNode,
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arrToTree,
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};
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35
ja/codes/javascript/modules/Vertex.js
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35
ja/codes/javascript/modules/Vertex.js
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/**
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* File: Vertex.js
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* Created Time: 2023-02-15
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* Author: Zhuo Qinyue (1403450829@qq.com)
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*/
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/* 頂点クラス */
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class Vertex {
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val;
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constructor(val) {
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this.val = val;
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}
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/* 値リスト vals を入力し、頂点リスト vets を返す */
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static valsToVets(vals) {
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const vets = [];
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for (let i = 0; i < vals.length; i++) {
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vets[i] = new Vertex(vals[i]);
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}
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return vets;
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}
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/* 頂点リスト vets を入力し、値リスト vals を返す */
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static vetsToVals(vets) {
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const vals = [];
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for (const vet of vets) {
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vals.push(vet.val);
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}
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return vals;
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}
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}
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module.exports = {
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Vertex,
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};
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