Counting Heap Priority Queue Proficient Implement the lruCacheGetOutputSum method that simulates an LRU cache and returns the sum of get results. Solved
Counting Heap Priority Queue Intermediate Implement the minimumMeetingRoomsHeap method that returns the minimum number of meeting rooms required for all intervals. Solved
Counting Heap Priority Queue Proficient Implement the smallestRangeFromListsWidth method that returns the width of the smallest range covering all sorted lists. Solved
Counting Heap Priority Queue Proficient Implement the reorganizeStringPossible method that checks whether the string can be rearranged so adjacent characters differ. Solved
Counting Heap Priority Queue Intermediate Implement the lastStoneWeightHeap method that returns the final stone weight after repeatedly smashing the two heaviest stones. Solved
Counting Heap Priority Queue Intermediate Implement the kClosestPointsCount method that counts points included among the k closest points to the origin. Solved
Counting Heap Priority Queue Intermediate Implement the minimumCostConnectRopes method that returns the minimum total cost needed to connect all ropes. Solved
Counting Heap Priority Queue Proficient Implement the findMedianFromDataStreamFloor method that returns the floor of the median from a stream of values. Solved
Counting Heap Priority Queue Intermediate Implement the mergeKSortedArraysLength method that returns the total length after merging k sorted arrays. Solved
Counting Heap Priority Queue Intermediate Implement the topKFrequentElementsCount method that counts how many elements are included in the top k frequent values. Solved
Counting Heap Priority Queue Intermediate Implement the kthLargestElementHeap method that returns the kth largest value using heap logic. Solved
Array Hash Map Counting Intermediate Implement the longestSubarrayZeroSumLength method that returns the length of the longest subarray with sum zero. Solved
Array Hash Map Counting Intermediate Implement the minimumIndexSumCommonString method that returns the common string with the smallest index sum. Solved
Array Hash Map Counting Intermediate Implement the findAllDuplicatesCount method that counts duplicate values found in the array. Solved
Array Hash Map Counting Intermediate Implement the validSudokuRowsSimple method that checks whether each row of a Sudoku board is valid. Solved
Array Hash Map Counting Intermediate Implement the topKFrequentValuesCount method that counts how many values belong to the top k frequent values. Solved
Array Hash Map Counting Intermediate Implement the isomorphicStringsCheck method that checks whether two strings follow the same character mapping pattern. Solved
Array Hash Map Counting Learner Implement the containsDuplicateWithinK method that checks whether duplicate values appear within distance k. Solved
Array Hash Map Counting Intermediate Implement the subarraySumEqualsKCount method that counts subarrays whose sum equals k. Solved