Question 1

How many LeetCode questions does Yahoo ask in interviews?

Accepted Answer

Yahoo has 34 known LeetCode interview questions. The difficulty breakdown is 11 Easy, 20 Medium, and 3 Hard problems.

Question 2

What are the most common topics in Yahoo coding interviews?

Accepted Answer

The most frequently asked topics at Yahoo are Array (19 questions), Hash Table (10 questions), String (10 questions), Depth-First Search (6 questions), Sorting (4 questions). Focus on these topics to maximize your preparation.

Question 3

How should I prepare for a Yahoo coding interview?

Accepted Answer

Start with the most frequently asked Yahoo problems on CodeJeet, sorted by frequency. Focus on Medium difficulty first since Yahoo asks 20 Medium problems. Practice the top topics: Array, Hash Table, String.

Title	Difficulty	Acceptance	Frequency	Topics
LRU Cache	Medium	46.8%	100.0%	Hash TableLinked ListDesign+1
Two Sum	Easy	57.1%	97.8%	ArrayHash Table
Maximum Depth of Binary Tree	Easy	77.9%	97.8%	TreeDepth-First SearchBreadth-First Search+1
Reverse Linked List	Easy	80.3%	97.8%	Linked ListRecursion
Contains Duplicate	Easy	64.1%	97.8%	ArrayHash TableSorting
Serialize and Deserialize Binary Tree	Hard	60.4%	97.8%	StringTreeDepth-First Search+3
Largest Palindrome Product	Hard	38.1%	97.8%	MathEnumeration
Median of Two Sorted Arrays	Hard	46.0%	95.4%	ArrayBinary SearchDivide and Conquer
Roman to Integer	Easy	66.3%	95.4%	Hash TableMathString
Word Break	Medium	49.1%	95.4%	ArrayHash TableString+3
Linked List Cycle	Easy	53.9%	95.4%	Hash TableLinked ListTwo Pointers
Matrix Cells in Distance Order	Easy	73.9%	95.4%	ArrayMathGeometry+2
Non-decreasing Subsequences	Medium	62.5%	95.4%	ArrayHash TableBacktracking+1
Maximum Distance in Arrays	Medium	45.6%	95.4%	ArrayGreedy
Binary Number with Alternating Bits	Easy	69.8%	95.4%	Bit Manipulation
Peeking Iterator	Medium	61.3%	95.4%	ArrayDesignIterator
Top K Frequent Elements	Medium	65.9%	78.0%	ArrayHash TableDivide and Conquer+5
Combination Sum	Medium	76.1%	65.2%	ArrayBacktracking
Meeting Rooms II	Medium	52.6%	55.1%	ArrayTwo PointersGreedy+3
Palindrome Number	Easy	60.3%	55.1%	Math
Longest Common Prefix	Easy	47.1%	55.1%	ArrayStringTrie
Valid Parentheses	Easy	43.7%	55.1%	StringStack
Search in Rotated Sorted Array	Medium	44.1%	55.1%	ArrayBinary Search
Spiral Matrix	Medium	56.2%	55.1%	ArrayMatrixSimulation
Validate Binary Search Tree	Medium	35.4%	55.1%	TreeDepth-First SearchBinary Search Tree+1
Longest Repeating Character Replacement	Medium	59.1%	55.1%	Hash TableStringSliding Window
Subarray Sum Equals K	Medium	46.8%	55.1%	ArrayHash TablePrefix Sum
Shortest Path in Binary Matrix	Medium	51.1%	55.1%	ArrayBreadth-First SearchMatrix
Restore IP Addresses	Medium	55.3%	55.1%	StringBacktracking
Evaluate Division	Medium	64.0%	55.1%	ArrayStringDepth-First Search+4
Flatten Nested List Iterator	Medium	65.6%	55.1%	StackTreeDepth-First Search+3
Find Peak Element	Medium	46.8%	55.1%	ArrayBinary Search
Decode String	Medium	62.3%	55.1%	StringStackRecursion
Word Search	Medium	46.9%	55.1%	ArrayStringBacktracking+2

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