haryssblog的专栏

Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exact

Input: numbers={2, 7, 11, 15}, target=9 Output: index1=1, index2=2 pro： sol：

Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may complete as many transactions as you like (ie, buy on