Files
hello-algo/ja/codes/swift/chapter_tree/binary_tree.swift
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.swift
* Created Time: 2023-01-18
* Author: nuomi1 (nuomi1@qq.com)
*/
import utils
@main
enum BinaryTree {
/* 実行用コード */
static func main() {
/* 二分木を初期化する */
// ノードを初期化する
let n1 = TreeNode(x: 1)
let n2 = TreeNode(x: 2)
let n3 = TreeNode(x: 3)
let n4 = TreeNode(x: 4)
let n5 = TreeNode(x: 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
print("\n二分木を初期化する\n")
PrintUtil.printTree(root: n1)
/* ノードの挿入と削除 */
let P = TreeNode(x: 0)
// n1 -> n2 の間にノード P を挿入する
n1.left = P
P.left = n2
print("\nノード P の挿入後\n")
PrintUtil.printTree(root: n1)
// ノード P を削除する
n1.left = n2
print("\nノード P の削除後\n")
PrintUtil.printTree(root: n1)
}
}