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32 lines
703 B
32 lines
703 B
// File: binary_tree_dfs_test.go
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// Created Time: 2022-11-26
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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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"testing"
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. "github.com/krahets/hello-algo/pkg"
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)
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func TestPreInPostOrderTraversal(t *testing.T) {
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/* 初始化二叉树 */
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// 这里借助了一个从数组直接生成二叉树的函数
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root := ArrayToTree([]int{1, 2, 3, 4, 5, 6, 7})
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t.Log("初始化二叉树: ")
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PrintTree(root)
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// 前序遍历
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nums := preOrder(root)
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t.Log("前序遍历的结点打印序列 =", nums)
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// 中序遍历
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nums = inOrder(root)
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t.Log("中序遍历的结点打印序列 =", nums)
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// 后序遍历
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nums = postOrder(root)
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t.Log("后序遍历的结点打印序列 =", nums)
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}
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