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Apple

298 problems · 155 with a MIK video · 69 asked in the last 6 months
D · DSA 154Q · SQL & DBMS 1
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298 problems, most frequent first

DoneLC #ProblemLevelHow often askedMIK video
146LRU CacheDesign Data Structures · Asked in the last 6 monthsMedium100▶ Watch
1Two SumArrays · Asked in the last 6 monthsEasy87▶ Watch
56Merge Intervals ↗Asked in the last 6 monthsMedium85Not covered yet
200Number of IslandsArrays · Asked in the last 6 monthsMedium85▶ Watch
121Best Time to Buy and Sell Stock ↗Asked in the last 6 monthsEasy79Not covered yet
362Design Hit Counter ↗Asked in the last 6 months · LeetCode PremiumMedium79Not covered yet
189Rotate ArrayArrays · Asked in the last 6 monthsMedium78▶ Watch
49Group AnagramsArrays · Asked in the last 6 monthsMedium78▶ Watch
347Top K Frequent ElementsHeap / Priority Queue · Asked in the last 6 monthsMedium77▶ Watch
14Longest Common Prefix ↗Asked in the last 6 monthsEasy76Not covered yet
36Valid SudokuArrays · Asked in the last 6 monthsMedium76▶ Watch
206Reverse Linked ListLinked List · Asked in the last 6 monthsEasy76▶ Watch
210Course Schedule IIGraphs · Asked in the last 6 monthsMedium73▶ Watch
207Course ScheduleGraphs · Asked in the last 6 monthsMedium72▶ Watch
20Valid ParenthesesStackEasy72▶ Watch
125Valid Palindrome ↗Asked in the last 6 monthsEasy71Not covered yet
238Product of Array Except SelfArraysMedium70▶ Watch
54Spiral MatrixArrays · Asked in the last 6 monthsMedium68▶ Watch
53Maximum Subarray ↗Medium68Not covered yet
215Kth Largest Element in an ArrayHeap / Priority QueueMedium68▶ Watch
981Time Based Key-Value Store ↗Asked in the last 6 monthsMedium68Not covered yet
151Reverse Words in a StringTwo Pointers · Asked in the last 6 monthsMedium68▶ Watch
3Longest Substring Without Repeating Characters ↗Asked in the last 6 monthsMedium67Not covered yet
23Merge k Sorted ListsHeap / Priority Queue · Asked in the last 6 monthsHard67▶ Watch
7Reverse Integer ↗Asked in the last 6 monthsMedium66Not covered yet
122Best Time to Buy and Sell Stock II ↗Asked in the last 6 monthsMedium66Not covered yet
48Rotate ImageArrays · Asked in the last 6 monthsMedium66▶ Watch
713Subarray Product Less Than KSliding Window · Asked in the last 6 monthsMedium65▶ Watch
4Median of Two Sorted ArraysBinary Search · Asked in the last 6 monthsHard64▶ Watch
34Find First and Last Position of Element in Sorted ArrayBinary Search · Asked in the last 6 monthsMedium64▶ Watch
560Subarray Sum Equals KArrays · Asked in the last 6 monthsMedium64▶ Watch
42Trapping Rain WaterArraysHard64▶ Watch
253Meeting Rooms IIPrefix Sum & Difference Array · LeetCode PremiumMedium64▶ Watch
190Reverse BitsBit ManipulationEasy63▶ Watch
380Insert Delete GetRandom O(1)Design Data Structures · Asked in the last 6 monthsMedium63▶ Watch
283Move Zeroes ↗Asked in the last 6 monthsEasy63Not covered yet
622Design Circular Queue ↗Medium63Not covered yet
236Lowest Common Ancestor of a Binary TreeTreesMedium63▶ Watch
1146Snapshot ArrayDesign Data Structures · Asked in the last 6 monthsMedium61▶ Watch
21Merge Two Sorted Lists ↗Easy61Not covered yet

Source: community data (liquidslr/leetcode-company-wise-problems), updated Aug 16, 2026. Company tags are crowd-reported and may be incomplete.