Kth Largest Element in an Array [leetcode]215. Kth Largest Element in an Array Analysis 好冷鸭~会下雪么—— [每天刷题并不难0.0] Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted ord...leetcode_215 Kth Largest Element in an Arr...
[LeetCode 373] Find K Pairs with Smallest Sums You are given two integer arrays nums1 and nums2 sorted in ascending order and an integer k. Define a pair (u,v) which consists of one element from the first array and one element from the second array. Find the k pairs (u1,v1),(u2...
You are given two integer arrays nums1 and nums2 sorted in ascending order and an integer k. Define a pair (u,v) which consists of one element from the first array and one element from the second array. Find the k pairs (u1,v1),(u2,v2) ...(uk,vk) with the smallest sums. Exa...
花花酱 LeetCode 609. Find Duplicate File in System By zxi on March 20, 2018Problemhttps://leetcode.com/problems/find-duplicate-file-in-system/description/题目大意:输出系统中文件内容相同的文件名。Given a list of directory info including directory path, and all the files with contents in this...
( 1 ≤index≤n) of the largest element in the array. You are also given access to anobjectfrom which you can query the position of the second maximum element in any subarray[left, right]of the original array using the method format,object.query(left, right),(1 ≤ le...
clean codeMap<String, Integer>wordMap=newHashMap<>();// Using try-with-resource statement for automatic resource managementtry(FileInputStreamfis=newFileInputStream(fileName);DataInputStreamdis=newDataInputStream(fis);BufferedReaderbr=newBufferedReader(newInputStreamReader(dis))) {// words are ...
373. Find K Pairs with Smallest Sums You are given two integer arrays nums1 and nums2 sorted in ascending order and an integer k. Define a pair (u,v) which consists of one element from the first array and one element from the second array....
map<int,int>hash; vector<int>res;intn =intervals.size();for(inti =0; i < n; ++i) { hash[intervals[i][0]] =i; }for(auto&in: intervals) { auto it= hash.lower_bound(in[1]);if(it == hash.end()) res.push_back(-1);elseres.push_back(it->second); ...
Leetcode 215. Kth Largest Element in an Array 题目描述:返回第K大的数字。 Leetcode 215. Kth Largest Element in an Array 思路:堆排,建立大顶堆,从小到大排序,找到第K大的。初步思路要有heapfy函数以及建堆函数。len全局长度是len 然后整除 // 然后left +1 +2 下标0开始。 代码如下:......