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...
Java实现 1classMovingAverage {2privateQueue<Integer>queue;3privatedoublesum = 0;4privateintsize;56/**Initialize your data structure here.*/7publicMovingAverage(intsize) {8this.size =size;9queue =newLinkedList<>();10}1112publicdoublenext(intval) {13if(queue.size() ==size) {14sum -=queue....
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); ...
祖传的手艺不想丢了,所以按顺序写一个leetcode的题解。计划每日两题,争取不卡题吧 常规题号的题目已经写到头了,开始从头补vip题的题解 346.数据流中的移动平均值 力扣leetcode.cn/problems/moving-average-from-data-stream/ 使用一个容量为k的队列维护这个数据流,同时使用一个变量s记录当前队列中数值的总和...
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
346 Moving Average from Data Stream ♥ Easy Swift 345 Reverse Vowels of a String Easy Swift 344 Reverse String Easy Swift 343 Integer Break Medium 342 Power of Four Easy Swift 341 Flatten Nested List Iterator Medium Swift 340 Longest Substring with At Most K Distinct Characters ♥ Hard Swif...
346 Moving Average from Data Stream $ 69.20% Easy 345 Reverse Vowels of a String 35.30% Easy 344 Reverse String 58.90% Easy 343 Integer Break 43.60% Medium 342 Power of Four 34.10% Easy 341 Flatten Nested List Iterator $ 18.70% Medium 340 Longest Substring with At Most K Distinct Characters...
0346 Moving Average from Data Stream 70.9% Easy 0347 Top K Frequent Elements Go 61.2% Medium 0348 Design Tic-Tac-Toe 54.3% Medium 0349 Intersection of Two Arrays Go 62.5% Easy 0350 Intersection of Two Arrays II Go 51.3% Easy 0351 Android Unlock Patterns 48.4% Medium 0352 Data Stre...