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面试必刷TOP101(101) 题解(130)

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面试必刷TOP101

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题解 | #两个链表生成相加链表#

/* * public class ListNode { * int val; * ListNode next = null; * } */ public class Solution { /** * * @param head1 ListNode类...

Java

2021-11-19

0 293

题解 | #二叉树中和为某一值的路径(二)#

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

Java

2021-11-19

0 407

题解 | #表达式求值#

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 * 返回表达式的值 * @param s string字符串待计算的表达式 * @return int整型 ...

Java

2021-11-19

0 386

题解 | #最长回文子串#

public class Solution { public int getLongestPalindrome(String A, int n) { // write code here if(A == null){ return 0;...

Java

2021-11-17

0 366

题解 | #寻找第K大#

public class Solution { public int findKth(int[] a, int n, int K) { // write code here if(a == null ||a.length < 1){ ...

Java

2021-11-16

0 303

题解 | #实现二叉树先序，中序和后序遍历#

/* * public class TreeNode { * int val = 0; * TreeNode left = null; * TreeNode right = null; * } */ public class Solution { /** ...

Java

2021-11-16

0 410

题解 | #最小的K个数#

public class Solution { public ArrayList<Integer> GetLeastNumbers_Solution(int [] input, int k) { if (input == null ||input.length...

Java

2021-11-16

0 401

题解 | #在二叉树中找到两个节点的最近公共祖先#

/* * public class TreeNode { * int val = 0; * TreeNode left = null; * TreeNode right = null; * } */ public class Solution { /** ...

Java

2021-11-16

0 328

题解 | #最长无重复子数组#

public class Solution { /** * * @param arr int整型一维数组 the array * @return int整型 */ public int maxLength (int[] arr) { ...

Java

2021-11-14

0 353

题解 | #求二叉树的层序遍历#

import java.util.concurrent.LinkedBlockingQueue; /* * public class TreeNode { * int val = 0; * TreeNode left = null; * TreeNode right = nu...

Java

2021-11-14

0 309