君子不器

提交代码： class Solution { public: vector<int> twoSum(vector<int>& nums, int target) { for(int i=0;i&amp

Reverse Integer Given a 32-bit signed integer, reverse digits of an integer. Example 1: Input: 123 Output: 321 Example 2: Input: -123 Output: -321 Example 3: Input: 120 Output: 21 Note: Assume we are ...

Given an array of integers, return indices(索引，下标) of the two numbers such that they add up to a specific target. You may assume that each input would have exactly one solution, and you may not use the...

There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)). You may assume nums1 and num...