largest专题

[LeetCode] 215. Kth Largest Element in an Array

题：https://leetcode.com/problems/kth-largest-element-in-an-array/description/ 题目 Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not th

leetcode515 Find Largest Value In Each Tree Row Java

1、用队列进行处理。分别找到每一行中的最大值。 public List<Integer> largestValues(TreeNode root) {List<Integer> result = new ArrayList<>();if(root == null) {return result;}Queue<TreeNode> queue = new LinkedList<>();queu

[leetcode] 515. Find Largest Value in Each Tree Row

Find Largest Value in Each Tree Row 描述 You need to find the largest value in each row of a binary tree. Example: Input: 1/ \3 2/ \ \ 5 3 9 Output: [1, 3, 9] 我的代码简单的dfs。要使

leintcode Kth Largest Element python

Description Find K-th largest element in an array. 参考快速排序的思想 class Solution:"""@param n: An integer@param nums: An array@return: the Kth largest element"""def sort_info(self,begin,end,nums):if len(

515. Find Largest Value in Each Tree Row 在每个树行中找最大值

https://leetcode-cn.com/problems/find-largest-value-in-each-tree-row/description/ 思路: 和637. Average of Levels in Binary Tree(https://www.jianshu.com/p/814d871c5f6d)的思路基本相同.即层遍历二叉树,然后在每层中分别找最大的. vec

Largest Palindrome Product问题及解法

问题描述： Find the largest palindrome made from the product of two n-digit numbers. Since the result could be very large, you should return the largest palindrome mod 1337. 示例： Input: 2 Output: 987 E

Largest Number问题及解法

问题描述： Given a list of non negative integers, arrange them such that they form the largest number. For example, given [3, 30, 34, 5, 9], the largest formed number is 9534330. Note: The result m

HDU1506 ( Largest Rectangle in a Histogram ) [dp]

最近情绪太不稳定了，可能是因为在找实习这个过程碰壁了吧，第一次面试就跪了，可能是我面的是一个新公司，制度不完善，我感觉整个面试过程完全不沾编程，我面试的还是软件开发～后来我同学面试的时候，说是有一道数学题了，最后都已经签了，orz...其他同学都陆续签了，有签了知乎，有签了猎豹的，有签了阿里的，我还在想着打比赛，作为一个快大四的人，我还想着打比赛，甚至我连队友都快没了～但是我还想坚持！到现在，我基

LeetCode 题解（99）: Largest Rectangle in Histogram

题目： Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the histogram. Above is a histogram where width

[LeetCode] 215. Kth Largest Element in an Array

题目内容 https://leetcode-cn.com/problems/kth-largest-element-in-an-array/ Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth dis

《leetCode》：Largest Number

题目 Given a list of non negative integers, arrange them such that they form the largest number.For example, given [3, 30, 34, 5, 9], the largest formed number is 9534330.Note: The result may be very l

136.Kth Largest Element in an Array

Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For example, Given [3,2,1,5,6,4] and k = 2, return 5.

190.Largest Perimeter Triangle

题目 Given an array A of positive lengths, return the largest perimeter of a triangle with non-zero area, formed from 3 of these lengths. If it is impossible to form any triangle of non-zero area, ret

hdu 1506 (dp) Largest Rectangle in a Histogram

一直long long 过不去。。。然后，改成__int64竟然过了。。。 1505的减弱版。。分别计算a[i]点的左右比它高的所有相邻的点的长度就可以了。用l[i],r[i]表示左右的长度。 a[l[i]-1]>=a[i] l[i]=l[l[i]-1]; a[r[i]+1]>=a[i] r[i]=r[r[i]+1]; #include <iostream>

[leetcode]215. Kth Largest Element in an Array

题意：给一个数组，求出数组中的第K大数，比如[3,2,1,5,6,4] 求出第2大数，则为5 分析：复习堆排序，对于这道题来讲，找第k大数，可以通过一个小顶堆实现。首先取数组中的前k个数组成小顶堆（具体堆的调整可以百度，或者看代码应该就理解），此时堆顶的数字就是这k个数字里面的第K大数，然后从每次从剩余的数组中拿出一个数字和堆顶的数字进行比较，如果比堆顶数字小，则直接丢弃；如果大于堆顶

LeetCode题解——Kth Largest Element in an Array

Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For example, Given [3,2,1,5,6,4] and k = 2, return 5.

论文笔记；LargeST: A Benchmark Dataset for Large-ScaleTraffic Forecasting

Neurips 2023 1 intro 目前交通预测数据集的问题规模小，通常只包含数百个节点和边在时间覆盖范围上存在严重不足，通常不超过6个月单个节点的元数据不足 ——> 提出了一个新的基准数据集LargeST 广泛的图大小，包括加利福尼亚州的8,600个传感器丰富的时间覆盖和丰富的节点信息——每个传感器包含5年的数据和全面的元数据liuxu77/LargeST: LargeST:

LeetCode *** 215. Kth Largest Element in an Array

题目： Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For example, Given [3,2,1,5,6,4] and k = 2, retur

LeetCode 84--Largest Rectangle in Histogram

Largest Rectangle in Histogram 单调栈 class Solution {public int largestRectangleArea(int[] heights) {Stack<Integer> stack=new Stack<>();int maxArea=0,n=heights.length;for(int i=0;i<=n;i++){while(!stack

LeetCode--84. Largest Rectangle in Histogram

84. Largest Rectangle in Histogram 暴力解法： class Solution {public int largestRectangleArea(int[] heights) {int n=heights.length;int maxArea=0;for(int i=0;i<n;i++){int min_height=heights[i];for(int j=i;

Largest Rectangle in a Histogram POJ - 2559（直方图最大面积，单调栈）

直方图中最大的矩形题目提交记录讨论题解视频讲解直方图是由在公共基线处对齐的一系列矩形组成的多边形。矩形具有相等的宽度，但可以具有不同的高度。例如，图例左侧显示了由高度为2,1,4,5,1,3,3的矩形组成的直方图，矩形的宽度都为1： 2559_1.jpg 通常，直方图用于表示离散分布，例如，文本中字符的频率。现在，请你计算在公共基线处对齐的直方图中最大矩形的面积。

[LeetCode] 215. Kth Largest Element in an Array @ python

一．题目：给定一个数组，找到其中第k大的元素二．解题思路： (1)直接使用heapq库中的函数，代码很简单： class Solution(object):def findKthLargest(self, nums, k):""":type nums: List[int]:type k: int:rtype: int"""#heapq方法return heapq.nlargest(k,num

I - Largest Rectangle in a Histogram

题目： A histogram is a polygon composed of a sequence of rectangles aligned at a common base line. The rectangles have equal widths but may have different heights. For example, the figure on the left s

leetcode:Kth Largest Element in an Array 使用快速选择算法，以及对其复杂度的分析

Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. For example, Given [3,2,1,5,6,4] and k = 2, return 5.

hdu 5461 Largest Point

Given the sequence A A with n n integers t 1 ,t 2 ,⋯,t n t1,t2,⋯,tn. Given the integral coefficients a a and b b. The fact that select two elements t i ti and t j tj of A

POJ 2559 Largest Rectangle in a Histogram —— 笛卡尔树模板

This way 题意：现在有n个连着的矩形，每个矩形的宽为1，高为a[i]，问你在这些矩形内部最大能组成的矩形大小。题解：笛卡尔树模板，模板和之前有了一些变化，增加了连边的特判，这样子就算有起始点为0的地方也无妨。当然要注意初始化 #include<bits/stdc++.h>using namespace std;#define ll long longconst i