LeetCode 162. Find Peak ElementLeetCode-162 A peak element is an element that is strictly greater than its neighbors. Gi

LeetCode 74. Search a 2D MatrixLeetCode-74 Write an efficient algorithm that searches for a value in an m x n matrix. Th

LeetCode 34. Find First and Last Position of Element in Sorted ArrayLeetCode-34 Given an array of integers nums sorted i

浮点数的表示 IEEE 754 单精度浮点数 C0 A0 00 00 H 的值C0 A0 00 00 = 1100 0000 1010 0000 0000 0000 0000 0000数符：1为负数尾数部分：010 0000 0

LeetCode 504. Base 7LeetCode-504 Given an integer num, return a string of its base 7 representation. Example 1:Input: nu

LeetCode 234. Palindrome Linked ListLeetCode-234 Given the head of a singly linked list, return true if it is a palindro

LeetCode 24. Swap Nodes in PairsLeetCode-24 Given a linked list, swap every two adjacent nodes and return its head. You

主存：内存条辅存：机械硬盘、固态硬盘 计算机硬件 输入设备 输出设备 主存储器 运算器 控制器 主存储器、运算器、控制器构成了主机 冯诺依曼结构：以运算器为中心现代计算机结构：以存储器为中心，CPU = 运算器 + 控制器

LeetCode 58. Length of Last WordLeetCode-58 Given a string s consists of some words separated by spaces, return the leng

LeetCode 215. Kth Largest Element in an ArrayLeetCode-215 Given an integer array nums and an integer k, return the kth l

LeetCode 1. Two SumLeetCode-1 Given an array of integers nums and an integer target, return indices of the two numbers s

LeetCode 735. Asteroid CollisionLeetCode-735 We are given an array asteroids of integers representing asteroids in a row