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42 lines
758 B
42 lines
758 B
8 months ago
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// File: binary_tree_test.go
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// Created Time: 2022-11-25
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// Author: Reanon (793584285@qq.com)
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package chapter_tree
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import (
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"fmt"
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"testing"
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. "github.com/krahets/hello-algo/pkg"
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)
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func TestBinaryTree(t *testing.T) {
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/* 初始化二元樹 */
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// 初始化節點
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n1 := NewTreeNode(1)
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n2 := NewTreeNode(2)
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n3 := NewTreeNode(3)
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n4 := NewTreeNode(4)
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n5 := NewTreeNode(5)
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// 構建節點之間的引用（指標）
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n1.Left = n2
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n1.Right = n3
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n2.Left = n4
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n2.Right = n5
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fmt.Println("初始化二元樹")
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PrintTree(n1)
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/* 插入與刪除節點 */
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// 插入節點
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p := NewTreeNode(0)
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n1.Left = p
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p.Left = n2
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fmt.Println("插入節點 P 後")
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PrintTree(n1)
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// 刪除節點
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n1.Left = n2
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fmt.Println("刪除節點 P 後")
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PrintTree(n1)
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}
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