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docs: add Japanese translate documents (#1812)
* docs: add Japanese documents (`ja/docs`) * docs: add Japanese documents (`ja/codes`) * docs: add Japanese documents * Remove pythontutor blocks in ja/ * Add an empty at the end of each markdown file. * Add the missing figures (use the English version temporarily). * Add index.md for Japanese version. * Add index.html for Japanese version. * Add missing index.assets * Fix backtracking_algorithm.md for Japanese version. * Add avatar_eltociear.jpg. Fix image links on the Japanese landing page. * Add the Japanese banner. --------- Co-authored-by: krahets <krahets@163.com>
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ja/codes/cpp/utils/print_utils.hpp
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228
ja/codes/cpp/utils/print_utils.hpp
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/**
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* File: print_utils.hpp
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* Created Time: 2021-12-19
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* Author: krahets (krahets@163.com), msk397 (machangxinq@gmail.com), LoneRanger(836253168@qq.com)
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*/
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#pragma once
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#include "list_node.hpp"
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#include "tree_node.hpp"
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#include <climits>
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#include <iostream>
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#include <sstream>
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#include <string>
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/* ベクター内の要素を検索する */
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template <typename T> int vecFind(const vector<T> &vec, T ele) {
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int j = INT_MAX;
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for (int i = 0; i < vec.size(); i++) {
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if (vec[i] == ele) {
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j = i;
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}
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}
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return j;
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}
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/* ベクターを区切り文字で連結する */
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template <typename T> string strJoin(const string &delim, const T &vec) {
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ostringstream s;
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for (const auto &i : vec) {
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if (&i != &vec[0]) {
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s << delim;
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}
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s << i;
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}
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return s.str();
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}
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/* 文字列をn回繰り返す */
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string strRepeat(string str, int n) {
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ostringstream os;
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for (int i = 0; i < n; i++)
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os << str;
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return os.str();
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}
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/* 配列を印刷する */
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template <typename T> void printArray(T *arr, int n) {
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cout << "[";
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for (int i = 0; i < n - 1; i++) {
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cout << arr[i] << ", ";
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}
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if (n >= 1)
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cout << arr[n - 1] << "]" << endl;
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else
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cout << "]" << endl;
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}
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/* ベクター文字列オブジェクトを取得する */
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template <typename T> string getVectorString(vector<T> &list) {
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return "[" + strJoin(", ", list) + "]";
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}
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/* リストを印刷する */
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template <typename T> void printVector(vector<T> list) {
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cout << getVectorString(list) << '\n';
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}
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/* 行列を印刷する */
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template <typename T> void printVectorMatrix(vector<vector<T>> &matrix) {
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cout << "[" << '\n';
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for (vector<T> &list : matrix)
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cout << " " + getVectorString(list) + "," << '\n';
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cout << "]" << '\n';
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}
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/* 連結リストを印刷する */
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void printLinkedList(ListNode *head) {
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vector<int> list;
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while (head != nullptr) {
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list.push_back(head->val);
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head = head->next;
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}
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cout << strJoin(" -> ", list) << '\n';
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}
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struct Trunk {
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Trunk *prev;
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string str;
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Trunk(Trunk *prev, string 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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void showTrunks(Trunk *p) {
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if (p == nullptr) {
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return;
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}
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showTrunks(p->prev);
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cout << p->str;
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}
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/**
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* 二分木を印刷する
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* この木プリンターはTECHIE DELIGHTから借用しました
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* https://www.techiedelight.com/c-program-print-binary-tree/
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*/
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void printTree(TreeNode *root, Trunk *prev, bool isRight) {
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if (root == nullptr) {
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return;
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}
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string prev_str = " ";
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Trunk 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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cout << " " << root->val << endl;
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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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/* 二分木を印刷する */
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void printTree(TreeNode *root) {
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printTree(root, nullptr, false);
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}
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/* スタックを印刷する */
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template <typename T> void printStack(stack<T> stk) {
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// 入力スタックを逆順にする
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stack<T> tmp;
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while (!stk.empty()) {
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tmp.push(stk.top());
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stk.pop();
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}
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// 印刷する文字列を生成
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ostringstream s;
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bool flag = true;
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while (!tmp.empty()) {
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if (flag) {
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s << tmp.top();
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flag = false;
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} else
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s << ", " << tmp.top();
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tmp.pop();
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}
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cout << "[" + s.str() + "]" << '\n';
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}
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/* キューを印刷する */
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template <typename T> void printQueue(queue<T> queue) {
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// 印刷する文字列を生成
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ostringstream s;
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bool flag = true;
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while (!queue.empty()) {
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if (flag) {
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s << queue.front();
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flag = false;
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} else
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s << ", " << queue.front();
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queue.pop();
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}
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cout << "[" + s.str() + "]" << '\n';
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}
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/* デックを印刷する */
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template <typename T> void printDeque(deque<T> deque) {
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// 印刷する文字列を生成
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ostringstream s;
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bool flag = true;
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while (!deque.empty()) {
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if (flag) {
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s << deque.front();
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flag = false;
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} else
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s << ", " << deque.front();
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deque.pop_front();
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}
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cout << "[" + s.str() + "]" << '\n';
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}
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/* ハッシュテーブルを印刷する */
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// キー値ペアの型を指定するためにテンプレートパラメータTKeyとTValueを定義
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template <typename TKey, typename TValue> void printHashMap(unordered_map<TKey, TValue> map) {
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for (auto kv : map) {
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cout << kv.first << " -> " << kv.second << '\n';
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}
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}
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/* priority_queueコンテナの基礎となるストレージを公開する */
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template <typename T, typename S, typename C> S &Container(priority_queue<T, S, C> &pq) {
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struct HackedQueue : private priority_queue<T, S, C> {
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static S &Container(priority_queue<T, S, C> &pq) {
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return pq.*&HackedQueue::c;
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}
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};
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return HackedQueue::Container(pq);
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}
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/* ヒープ(優先度付きキュー)を印刷する */
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template <typename T, typename S, typename C> void printHeap(priority_queue<T, S, C> &heap) {
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vector<T> vec = Container(heap);
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cout << "ヒープの配列表現:";
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printVector(vec);
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cout << "ヒープの木表現:" << endl;
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TreeNode *root = vectorToTree(vec);
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printTree(root);
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freeMemoryTree(root);
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}
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