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/**
* File: max_capacity.swift
* Created Time: 2023-09-03
* Author: nuomi1 (nuomi1@qq.com)
*/
/* 最大容量:贪心 */
func maxCapacity(ht: [Int]) -> Int {
// 初始化 i, j,使其分列数组两端
var i = ht.startIndex, j = ht.endIndex - 1
// 初始最大容量为 0
var res = 0
// 循环贪心选择,直至两板相遇
while i < j {
// 更新最大容量
let cap = min(ht[i], ht[j]) * (j - i)
res = max(res, cap)
// 向内移动短板
if ht[i] < ht[j] {
i += 1
} else {
j -= 1
}
return res
@main
enum MaxCapacity {
/* Driver Code */
static func main() {
let ht = [3, 8, 5, 2, 7, 7, 3, 4]
// 贪心算法
let res = maxCapacity(ht: ht)
print("最大容量为 \(res)")