LeetCode: 11. Container With Most Water

Problem: 11. Container With Most Water

Link: https://leetcode.com/problems/container-with-most-water/

Difficulty: Medium

Description:

Given n non-negative integers a₁, a₂, …, a_n , where each represents a point at coordinate (i, a_i). n vertical lines are drawn such that the two endpoints of line i is at (i, a_i) 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.

The above vertical lines are represented by array [1,8,6,2,5,4,8,3,7]. In this case, the max area of water (blue section) the container can contain is 49.

Example:

Input: [1,8,6,2,5,4,8,3,7]

Output: 49

Solution: 

Language: Swift

Runtime: 120ms
Memory: 5.3MB