Problem Description Given an input string (s) and a pattern (p), implement regular expr...
IP属地：德克萨斯州
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Leetcode 10 - Regular Expression Matching
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Leetcode 8 - String to Integer (atoi)
Implement atoi which converts a string to an integer. The function first discards as ma...
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Leetcode 7
Problem DescriptionGiven a 32-bit signed integer, reverse digits of an integer. Example...
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Leetcode 4 - Median of Two Sorted Arrays
Problem Description There are two sorted arrays nums1 and nums2 of size m and n respect...
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Leetcode 6
Problem Description The string "PAYPALISHIRING" is written in a zigzag pattern on a giv...
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Leetcode 5 - Longest Palindromic Substring
Given a string s, find the longest palindromic substring in s. You may assume that the ...
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Leetcode 3 - Longest Substring Without Repeating Characters
Problem Description Given a string, find the length of the longest substring without re...
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Leetcode 2 - Add Two Numbers
Problem Description You are given two non-empty linked lists representing two non-negat...
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Leetcode 292 - Nim Game
Problem Description You are playing the following Nim Game with your friend: There is a...
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Leetcode 13 - Roman to Integer
Problem DescriptionRoman numerals are represented by seven different symbols: I, V, X, ...
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Leetcode 344 - Reverse String
Problem DescriptionWrite a function that takes a string as input and returns the string...
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Leetcode 1 - Two Sum
Problem Description Given an array of integers, return indices of the two numbers such ...
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LeetCode 717
Problem Description We have two special characters. The first character can be represen...
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