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	* modified array.kt. * feat(kotlin): add kotlin code for the chapter of stack and queue. * modified array.kt * modified comments. * feat(kotlin): add kotlin code for the chapter of tree. * feat(kotlin): add kotlin code for the chapter of tree.
		
			
				
	
	
		
			40 lines
		
	
	
		
			832 B
		
	
	
	
		
			Kotlin
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			832 B
		
	
	
	
		
			Kotlin
		
	
	
	
	
	
/**
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 * File: binary_tree.kt
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 * Created Time: 2024-01-25
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 * Author: curtishd (1023632660@qq.com)
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 */
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package chapter_tree
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import utils.TreeNode
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import utils.printTree
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/* Driver Code */
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fun main() {
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    /* 初始化二叉树 */
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    // 初始化节点
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    val n1 = TreeNode(1)
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    val n2 = TreeNode(2)
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    val n3 = TreeNode(3)
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    val n4 = TreeNode(4)
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    val n5 = TreeNode(5)
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    // 构建节点之间的引用(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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    println("\n初始化二叉树\n")
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    printTree(n1)
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    /* 插入与删除节点 */
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    val P = TreeNode(0)
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    // 在 n1 -> n2 中间插入节点 P
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    n1.left = P
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    P.left = n2
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    println("\n插入节点 P 后\n")
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    printTree(n1)
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    // 删除节点 P
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    n1.left = n2
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    println("\n删除节点 P 后\n")
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    printTree(n1)
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} |