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题解 | #树的子结构#

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

Java

2022-05-04

0 387

题解 | #二叉树的下一个结点#

/* public class TreeLinkNode { int val; TreeLinkNode left = null; TreeLinkNode right = null; TreeLinkNode next = null; TreeLinkNo...

Java

2022-05-04

0 326

题解 | #重建二叉树#

import java.util.*; /** * Definition for binary tree * public class TreeNode { * int val; * TreeNode left; * TreeNode right; * T...

Java

2022-05-04

0 294

题解 | #二叉树的深度#

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

Java

2022-05-04

0 294

题解 | #剪绳子#

import java.util.*; public class Solution { /** * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可 * * * @param n int整型 * @return...

Java

2022-05-04

0 232

题解 | #对称的二叉树#

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

Java

2022-05-04

0 275

题解 | #数值的整数次方#

public class Solution { public double Power(double base, int exponent) { if(exponent > 1 || exponent < -1) { int a = (in...

Java

2022-05-03

0 338

题解 | #复杂链表的复制#

/* public class RandomListNode { int label; RandomListNode next = null; RandomListNode random = null; RandomListNode(int label) { ...

Java

2022-05-03

0 296

题解 | #链表中环的入口结点#

/* public class ListNode { int val; ListNode next = null; ListNode(int val) { this.val = val; } } */ public class Solution {...

Java

2022-05-03

0 291

题解 | #链表中倒数最后k个结点#

import java.util.*; /* * public class ListNode { * int val; * ListNode next = null; * public ListNode(int val) { * this.val = val; * ...

Java

2022-05-03

0 321