Company WiseLeetCode Questions

Explore our list of LeetCode interview questions frequently asked by top tech companies like Meta, Google, Amazon, and more. Updated for 2025.

Last updated: 20 June 2025

Company

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Two Sum	EASY	100%	ArrayHash Table
Add Two Numbers	MEDIUM	75.2%	Linked ListMathRecursion
Trapping Rain Water	HARD	73.7%	ArrayTwo PointersDynamic ProgrammingStackMonotonic Stack
Median of Two Sorted Arrays	HARD	73.2%	ArrayBinary SearchDivide and Conquer
Longest Substring Without Repeating Characters	MEDIUM	70.1%	Hash TableStringSliding Window
Longest Common Prefix	EASY	70%	StringTrie
Valid Parentheses	EASY	66.7%	StringStack
Longest Consecutive Sequence	MEDIUM	66.2%	ArrayHash TableUnion Find
Maximum Subarray	MEDIUM	63.1%	ArrayDivide and ConquerDynamic Programming
Rotate Image	MEDIUM	57.8%	ArrayMathMatrix
Search in Rotated Sorted Array	MEDIUM	57.7%	ArrayBinary Search
Reverse Linked List	EASY	56.7%	Linked ListRecursion
4Sum	MEDIUM	56.4%	ArrayTwo PointersSorting
Jump Game	MEDIUM	55.8%	ArrayDynamic ProgrammingGreedy
Group Anagrams	MEDIUM	55.4%	ArrayHash TableStringSorting
Find Median from Data Stream	HARD	55.4%	Two PointersDesignSortingHeap (Priority Queue)Data Stream
Pascal's Triangle	EASY	55.4%	ArrayDynamic Programming
Single Number	EASY	55.4%	ArrayBit Manipulation
Find the Index of the First Occurrence in a String	EASY	54.3%	Two PointersStringString Matching
Maximal Rectangle	HARD	54.3%	ArrayDynamic ProgrammingStackMatrixMonotonic Stack

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