题目： There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays…

Question In a 2 dimensional array grid, each value grid[i][j] represents the height of a building located ther…

问题描述 两个有序的数组 nums1 和 nums2 ，它们的数组长度分别为 m 和 n。要求找到这两个数组的中位数，且总体的时间复杂度必须为 。 假设 nums1 和 nums2 都不为空。 例 1： nums1 = …

前言 个人网站 公众号: 北京程序猿, 网站 : https://yaml.vip 算法题 题干 给定一个由整数组成的非空数组所表示的非负整数，在该数的基础上加一。 最高位数字存放在数组的首位， 数组中每个元素只存储一个…

题目链接：https://leetcode.com/problems/add-two-numbers/ 题目难度：Medium 题目描述： You are given two non-empty linked lists…

A message containing letters from A-Z is being encoded to numbers using the following mapping: ‘A’…

Problem Given a sorted linked list, delete all duplicates such that each element appear only once. For example…

欢迎fork and star：Nowcoder-Repository-github 136. Single Number 题目 Given an array of integers, every element app…

  Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring …

1. 题目 The string “PAYPALISHIRING” is written in a zigzag pattern on a given number of rows like th…

题目地址：https://leetcode-cn.com/probl…题目描述：如果二叉树每个节点都具有相同的值，那么该二叉树就是单值二叉树。只有给定的树是单值二叉树时，才返回 true；否则返回 false…

27. Remove Element – Easy descrition Given an array and a value, remove all instances of that value in-p…