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41 lines
752 B
Go
41 lines
752 B
Go
// 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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/* 初始化二叉树 */
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// 初始化结点
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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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// 构建引用指向（即指针）
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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("初始化二叉树")
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PrintTree(n1)
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/* 插入与删除结点 */
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// 插入结点
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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("插入结点 P 后")
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PrintTree(n1)
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// 删除结点
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n1.Left = n2
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fmt.Println("删除结点 P 后")
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PrintTree(n1)
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}
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