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题解 | #序列化二叉树#

/* public class TreeNode { int val = 0; TreeNode left = null; TreeNode right = null; public TreeNode(int val) { this.val = val; } } / import jav...

Java 二叉树广度优先搜索

2022-02-13

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题解 | #按之字形顺序打印二叉树#

import java.util.*; /* public class TreeNode { int val = 0; TreeNode left = null; TreeNode right = null; public TreeNode(int val) { this.val = val...

Java 二叉树广度优先搜索

2022-02-11

1 362