Howie的博客

Two Sum 给定一个目标整数target，找出数组中和为target的两个数的下标 C++： class Solution { public:    vector twoSum(vector& nums, int target) {        vector solve;        for(int i = 0 ; i        {            for(i

2. Add Two Numbers https://leetcode.com/problems/add-two-numbers/ You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their

3. Longest Substring Without Repeating Characters https://leetcode.com/problems/longest-substring-without-repeating-characters/  Examples: Given "abcabcbb", the answer is "abc",whic

4. Median of Two Sorted Arrays https://leetcode.com/problems/median-of-two-sorted-arrays/ There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the t

5. Longest Palindromic Substring https://leetcode.com/problems/longest-palindromic-substring/ Given a string S, find the longest palindromic substring in S. You may assume that the maximum len

6. ZigZag Conversion     The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibi

7. Reverse Integer https://leetcode.com/problems/reverse-integer/ Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 把整数反向输出： class Solution