原题
https://leetcode.com/problems/container-with-most-water/
Given n non-negative integers a1, a2, …, an , where each represents a point at coordinate (i, ai). nvertical lines are drawn such that the two endpoints of line i is at (i, ai) and (i, 0). Find two lines, which together with x-axis forms a container, such that the container contains the most water.
Note: You may not slant the container and n is at least 2.
思路
贪心算法,从左右两边开始,从短的一边往中间缩进并记录最大值。由于短板效应从短的一边往中间缩进是最有利的。