https://leetcode.com/problems/kth-largest-element-in-an-array/ https://leetcode.com/problems/kth-smallest-element-in-a-bst/ https://leetcode.com/problems/top-k-frequent-elements/ https://leetcode.com/problems/sort-characters-by-frequency/ https://leetcode.com/problems/course-schedule-iii/ ...
25. Reverse Nodes in k-Group (K 个一组翻转链表), Hard, 1230 likes 6. ZigZag Conversion (Z 字形变换), Medium, 1226 likes 152. Maximum Product Subarray (乘积最大子数组), Medium, 1223 likes 215. Kth Largest Element in an Array (数组中的第K个最大元素), Medium, 1211 likes 8. String ...
kis in the range[1, the number of unique elements in the array]. It is guaranteed that the answer is unique. Follow up: Your algorithm's time complexity must be better thanO(n log n), where n is the array's size. Ideas: 1. 利用collections.Counter(), 得到num: countNum 的dictionary...
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. For example, Given [3,2,1,5,6,4] and k = 2, return 5. Note: You may assume k is always valid, ...
215 Kth Largest Element in an Array 27.4% Medium 214 Shortest Palindrome 16.3% Hard 213 House Robber II 26.1% Medium 212 Word Search II 15.0% Hard 211 Add and Search Word – Data structure design 20.9% Medium 210 Course Schedule II 19.1% Medium 209 Minimum Size Subarray Sum 23.1% Medium ...
Find All Numbers Disappeared in an Array Jun 7, 2020 FindAndReplaceInString.go Find And Replace in String Aug 15, 2023 FindEventualSafeStates.java Find Eventtual Safe States Aug 5, 2021 FindFirstAndLastPositionOfElementInSortedArray.go Find First and Last Position of Element in Sorted Array Au...
215. Kth Largest Element in an Array 347. Top K Frequent Elements 703. Kth Largest Element in a Stream 1383. Maximum Performance of a Team / 502. IPO(Heap/Sort) 2551. Put Marbles in Bags(两端数之和/Heap) 2813. Maximum Elegance of a K-Length Subsequence(堆/排序) ...
You are given an integer arraynumswith the following properties: nums.length == 2 * n. numscontainsn + 1uniqueelements. Exactly one element ofnumsis repeatedntimes. Returnthe element that is repeatedntimes. Example 1: Input:nums = [1,2,3,3]Output:3 ...
题目:Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero. Note: The solution set must not contain duplicate triplets. For example, given array S = [-1, 0, 1, 2, -...
LeetCode 刷题随手记 - 第一部分 前 256 题(非会员),仅算法题,的吐槽 https://leetcode.com/problemset/algorithms/...