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