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13 LeetCode interview questions

Difficulty Distribution

Easy

3

23%

Medium

8

62%

Hard

2

15%

Top Topics

Array(7)Dynamic Programming(4)String(3)Two Pointers(3)Stack(3)Greedy(3)Hash Table(2)Design(2)Sliding Window(1)Math(1)

All Questions

Title	Difficulty	Acceptance	Frequency	Topics
Happy Number	Easy	59.2%	100.0%	Hash TableMathTwo Pointers
Diagonal Traverse	Medium	67.0%	87.5%	ArrayMatrixSimulation
Maximum Subarray	Medium	53.0%	87.5%	ArrayDivide and ConquerDynamic Programming
Min Stack	Medium	57.7%	87.5%	StackDesign
Longest Valid Parentheses	Hard	38.0%	87.5%	StringDynamic ProgrammingStack
Longest Substring Without Repeating Characters	Medium	38.5%	75.0%	Hash TableStringSliding Window
Valid Parentheses	Easy	43.7%	75.0%	StringStack
Design Graph With Shortest Path Calculator	Hard	64.8%	75.0%	Graph TheoryDesignHeap (Priority Queue)+1
Can Place Flowers	Easy	29.0%	75.0%	ArrayGreedy
Next Permutation	Medium	44.7%	75.0%	ArrayTwo Pointers
Best Time to Buy and Sell Stock II	Medium	70.7%	75.0%	ArrayDynamic ProgrammingGreedy
Jump Game	Medium	40.5%	75.0%	ArrayDynamic ProgrammingGreedy
Find the Duplicate Number	Medium	64.0%	75.0%	ArrayTwo PointersBinary Search+1

Showing 13 of 13 questions