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* Retranslate the complete Japanese online edition from Chinese * Fit Japanese homepage labels and localize heading permalinks * Point Japanese contribution instructions to the Japanese preview * Replace locale conditionals with multilingual UI tables
132 lines
3.9 KiB
C#
132 lines
3.9 KiB
C#
/**
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* File: PrintUtil.cs
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* Created Time: 2022-12-23
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* Author: haptear ([email protected]), krahets ([email protected])
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*/
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namespace hello_algo.utils;
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public class Trunk(Trunk? prev, string str) {
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public Trunk? prev = prev;
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public string str = str;
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};
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public static class PrintUtil {
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/* リストを表示する */
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public static void PrintList<T>(IList<T> list) {
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Console.WriteLine("[" + string.Join(", ", list) + "]");
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}
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public static string PrintList<T>(this IEnumerable<T?> list) {
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return $"[ {string.Join(", ", list.Select(x => x?.ToString() ?? "null"))} ]";
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}
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/* 行列を表示する(Array) */
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public static void PrintMatrix<T>(T[][] matrix) {
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Console.WriteLine("[");
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foreach (T[] row in matrix) {
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Console.WriteLine(" " + string.Join(", ", row) + ",");
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}
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Console.WriteLine("]");
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}
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/* 行列を表示する(List) */
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public static void PrintMatrix<T>(List<List<T>> matrix) {
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Console.WriteLine("[");
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foreach (List<T> row in matrix) {
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Console.WriteLine(" " + string.Join(", ", row) + ",");
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}
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Console.WriteLine("]");
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}
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/* 連結リストを表示する */
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public static void PrintLinkedList(ListNode? head) {
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List<string> list = [];
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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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Console.Write(string.Join(" -> ", list));
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}
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/**
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* 二分木を表示する
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* この木の表示処理は TECHIE DELIGHT から借用した
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* https://www.techiedelight.com/c-program-print-binary-tree/
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*/
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public static void PrintTree(TreeNode? root) {
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PrintTree(root, null, false);
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}
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/* 二分木を表示する */
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public static void PrintTree(TreeNode? root, Trunk? prev, bool isRight) {
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if (root == null) {
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return;
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}
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string prev_str = " ";
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Trunk trunk = new(prev, prev_str);
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PrintTree(root.right, trunk, true);
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if (prev == null) {
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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.WriteLine(" " + root.val);
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if (prev != null) {
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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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public static void ShowTrunks(Trunk? p) {
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if (p == null) {
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return;
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}
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ShowTrunks(p.prev);
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Console.Write(p.str);
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}
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/* ハッシュテーブルを表示する */
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public static void PrintHashMap<K, V>(Dictionary<K, V> map) where K : notnull {
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foreach (var kv in map.Keys) {
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Console.WriteLine(kv.ToString() + " -> " + map[kv]?.ToString());
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}
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}
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/* ヒープを表示する */
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public static void PrintHeap(Queue<int> queue) {
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Console.Write("ヒープの配列表現:");
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List<int> list = [.. queue];
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Console.WriteLine(string.Join(',', list));
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Console.WriteLine("ヒープの木構造表現:");
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TreeNode? tree = TreeNode.ListToTree(list.Cast<int?>().ToList());
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PrintTree(tree);
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}
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/* 優先度付きキューを表示する */
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public static void PrintHeap(PriorityQueue<int, int> queue) {
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var newQueue = new PriorityQueue<int, int>(queue.UnorderedItems, queue.Comparer);
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Console.Write("ヒープの配列表現:");
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List<int> list = [];
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while (newQueue.TryDequeue(out int element, out _)) {
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list.Add(element);
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}
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Console.WriteLine("ヒープの木構造表現:");
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Console.WriteLine(string.Join(',', list.ToList()));
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TreeNode? tree = TreeNode.ListToTree(list.Cast<int?>().ToList());
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PrintTree(tree);
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}
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} |