Apple LeetCode interview questions

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Problem	Difficulty	Frequency	Acceptance
LRU Cache Hash Table Linked List Design +1 MEDIUM	Medium	100.0%	0.5%
Two Sum Array Hash Table EASY	Easy	85.8%	0.6%
Merge Intervals Array Sorting Quicksort MEDIUM	Medium	84.1%	0.5%
Design Hit Counter Array Binary Search Design +2 MEDIUM	Medium	80.4%	0.7%
Best Time to Buy and Sell Stock Array Dynamic Programming EASY	Easy	79.9%	0.6%
Number of Islands Array Depth-First Search Breadth-First Search +2 MEDIUM	Medium	79.9%	0.7%
Rotate Array Array Math Two Pointers MEDIUM	Medium	77.7%	0.5%
Reverse Linked List Linked List Recursion EASY	Easy	77.1%	0.8%
Top K Frequent Elements Array Hash Table Divide and Conquer +5 MEDIUM	Medium	77.1%	0.7%
Longest Common Prefix Array String Trie EASY	Easy	75.8%	0.5%
Valid Sudoku Array Hash Table Matrix MEDIUM	Medium	74.5%	0.7%
Group Anagrams Array Hash Table String +1 MEDIUM	Medium	73.8%	0.7%
Course Schedule II Depth-First Search Breadth-First Search Graph Theory +1 MEDIUM	Medium	73.8%	0.6%
Course Schedule Depth-First Search Breadth-First Search Graph Theory +2 MEDIUM	Medium	71.6%	0.5%
Valid Parentheses String Stack Bracket Sequences EASY	Easy	69.9%	0.5%
Valid Palindrome Two Pointers String EASY	Easy	69.9%	0.5%
Longest Substring Without Repeating Characters Hash Table String Sliding Window MEDIUM	Medium	69.0%	0.4%
Spiral Matrix Array Matrix Simulation MEDIUM	Medium	68.1%	0.6%
Kth Largest Element in an Array Array Divide and Conquer Sorting +2 MEDIUM	Medium	68.1%	0.7%
Subarray Product Less Than K Array Binary Search Sliding Window +1 MEDIUM	Medium	68.1%	0.5%

Showing 1–20 of 282 matching problems · All Problems

Apple LeetCode Interview Questions | Grind Practice