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题解 | #相同的二叉树#

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

2024-04-09

0 169

题解 | #左叶子之和#

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

2024-04-09

0 165

题解 | #二叉树的直径#

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

2024-04-08

0 186

题解 | #判断是不是平衡二叉树#

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

2024-04-07

0 221

题解 | #二叉树的最大深度#

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

2024-04-07

0 173

题解 | #将升序数组转化为平衡二叉搜索树#

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

2024-04-07

0 149

题解 | #二叉树的中序遍历#

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

2024-04-07

0 198

题解 | #二叉树的后序遍历#

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

2024-04-07

0 248

题解 | #二叉树的前序遍历#

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

2024-04-07

0 184

题解 | #括号匹配方案#

import java.util.Scanner; import java.util.Stack; /** * JD15 括号匹配方案 * @author d3y1 */ public class Main { public static void main(String[] arg...

2024-04-07

0 243