Python 解法:大根堆 MaxHeap ## 大根堆fromheapqimportheapify,heappush,heappopclassSolution:deffindKthLargest(self,nums:List[int],k:int)->int:maxHeap=[-xforxinnums]heapify(maxHeap)foriinrange(k-1):heappop(maxHeap)## 去掉前 k-1个最大值return-maxHeap[0]## 返回第 k 个最大值 复杂度: ...
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.Example 1:Input: [3,2,1,5,6,4] and k = 2 Output: 5 Example 2:Input: [3,2,3,1,2,4,5,5,6] and k = 4 Output: 4 Note:...
LeetCode 0215. Kth Largest Element in an Array数组中的第K个最大元素【Medium】【Python】【快排】【堆】 Problem LeetCode Find thekth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element. Example 1: Input: [3,2,1...
for i in range(k, len(nums)):# sinve we are trying to keep the k-largest numbers in the heap# we will add any incoming element that is the larger than the min# of the heap. Because our goal is to have as many large elements# in the heap...
7. Kth Largest Element Write a Python program to find the kth(1 <= k <= array's length) largest element in an unsorted array using the heap queue algorithm. Sample Solution: Python Code: importheapqclassSolution(object):deffind_Kth_Largest(self,nums,k):""" ...
215. 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. Example 1: AI检测代码解析 Input:[3,2,1,5,6,4]and k = 2...
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. Example 1: AI检测代码解析 Input:[3,2,1,5,6,4]and k = 2 Output: 5 1. Example 2: ...
tags: ['python', 'algorithm', 'tree', 'DFS', 'Binary search tree'] draft: false summary: "Given an integer array nums and an integer k, return the kth largest element in the array." ---## Introduction Given an integer array `nums` and an integer `k`, return the `k-th` larges...
Python Code: # Define a function to find the kth largest element in a listdefkth_largest_el(lst,k):# Sort the list in descending order (reverse=True)lst.sort(reverse=True)# Return the kth largest element (0-based index, so k-1)returnlst[k-1]# Create a list of numbersnums=[1,2...
c++ java pythonclass Solution { public: /** * @param n: An integer * @param nums: An array * @return: the Kth largest element */ int kthLargestElement(int k, vector<int> &nums) { int n = nums.size(); // 为了方便编写代码,这里将第 k 大转换成第 k 小问题。