解法一:双端队列 fromcollectionsimportdeque## 定义类classMovingAverage:def__init__(self,size:int):## 类的初始化self.size=size## 窗口大小self.queue=deque()## 双端队列 = 栈+队列self.sum=0## 窗口内元素的总和。实时维护,快速计算:减掉pop出的元素,加上append的元素## 添加一个新的元素,并计算...
如果接收的数字的个数大于规定的size,则开始弹出队首元素。 时间O(n) 空间O(n) Java实现 1classMovingAverage {2privateQueue<Integer>queue;3privatedoublesum = 0;4privateintsize;56/**Initialize your data structure here.*/7publicMovingAverage(intsize) {8this.size =size;9queue =newLinkedList<>();...
privatedoublepreviousSum =0.0; privateintmaxSize; privateQueue<Integer> currentWindow; /** Initialize your data structure here. */ publicMovingAverage(intsize) { currentWindow =newLinkedList<Integer>(); maxSize = size; } publicdoublenext(intval) { if(currentWindow.size()==maxSize){ previousSum...
题目地址:https://leetcode-cn.com/problems/moving-average-from-data-stream/ 题目描述 Given a stream of integers and a window size, calculate the moving average of all integers in the sliding window. Example: MovingAverage m = new MovingAverage(3); m.next(1) = 1 m.next(10) = (1 + ...
LeetCode 346. Moving Average from Data Stream 原题链接在这里:https://leetcode.com/problems/moving-average-from-data-stream/ 题目: Given a stream of integers and a window size, calculate the moving average of all integers in the sliding window....
Moving Average from Data Stream Leetcode 281. Zigzag Iterator Leetcode 1429. First Unique Number Leetcode 54. Spiral Matrix Leetcode 362. Design Hit Counter Stack题目: Leetcode 232. Implement Queue using Stacks Leetcode 150. Evaluate Reverse Polish Notation Leetcode 224. Basic Calculator II (I...
题目描述 题解 题解 提交记录 提交记录 代码 9 1 2 › ["MovingAverage","next","next","next","next"] [[3],[1],[10],[3],[5]] Source 该题目是 Plus 会员专享题 感谢使用力扣!您需要升级为 Plus 会员来解锁该题目 升级Plus 会员
Moving Average from Data Stream 531 2 16:13 App 【网络安全04】- 存储式跨站脚本注入(Stored XSS)实例详解 481 -- 50:27 App 【一小时手动实现迷你Vue.js框架-下】代码实现 599 1 11:22 App 【Express.js教程01】 - Express结构图解和HelloWorld应用 2.1万 3 16:39 App 【初级会计实务2024】高频...
346Moving Average from Data Stream♥Pythonfix-sized queue or dequeue, O(1) and O(n) 347Top K Frequent ElementsPythonJava1. Sort by frequency, O(nlogn) and O(n). 2. we can build a min heaq (based on frequency), then pop min until there are k element, O(klgn) and O(n) ...
Design a data structure that supports the following two operations: void addNum(int num) – Add a integer number from the data stream to the data structure. double findMedian() – Return the median of all elements so far. For example: 代码语言:javascript 代码运行次数:0 运行 复制 add(1)...