Files
hello-algo/ja/codes/java/chapter_tree/binary_tree.java
Yudong Jin 7257641e0e Retranslate the complete Japanese online edition from Chinese (#2008)
* 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
2026-10-30 02:12:26 +08:00

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/**
* File: binary_tree.java
* Created Time: 2022-11-25
* Author: krahets (krahets@163.com)
*/
package chapter_tree;
import utils.*;
public class binary_tree {
public static void main(String[] args) {
/* 二分木を初期化する */
// ノードを初期化する
TreeNode n1 = new TreeNode(1);
TreeNode n2 = new TreeNode(2);
TreeNode n3 = new TreeNode(3);
TreeNode n4 = new TreeNode(4);
TreeNode n5 = new TreeNode(5);
// ノード間の参照(ポインタ)を設定する
n1.left = n2;
n1.right = n3;
n2.left = n4;
n2.right = n5;
System.out.println("\n二分木を初期化する\n");
PrintUtil.printTree(n1);
/* ノードの挿入と削除 */
TreeNode P = new TreeNode(0);
// n1 -> n2 の間にノード P を挿入する
n1.left = P;
P.left = n2;
System.out.println("\nノード P の挿入後\n");
PrintUtil.printTree(n1);
// ノード P を削除する
n1.left = n2;
System.out.println("\nノード P の削除後\n");
PrintUtil.printTree(n1);
}
}