Nielsen

9 LeetCode interview questions

Difficulty Distribution

Easy

1

11%

Medium

6

67%

Hard

2

22%

Top Topics

Array(5)String(5)Dynamic Programming(5)Sorting(2)Hash Table(2)Two Pointers(1)Stack(1)Math(1)Simulation(1)Greedy(1)

All Questions

Title	Difficulty	Acceptance	Frequency	Topics
Longest Palindromic Substring	Medium	37.3%	100.0%	Two PointersStringDynamic Programming
Group Anagrams	Medium	72.2%	87.5%	ArrayHash TableString+1
Multiply Strings	Medium	43.5%	87.5%	MathStringSimulation
Merge Intervals	Medium	51.1%	75.0%	ArraySorting
Edit Distance	Medium	60.1%	75.0%	StringDynamic Programming
Best Time to Buy and Sell Stock IV	Hard	49.5%	75.0%	ArrayDynamic Programming
Two Sum	Easy	57.1%	75.0%	ArrayHash Table
Longest Valid Parentheses	Hard	38.0%	75.0%	StringDynamic ProgrammingStack
Jump Game	Medium	40.5%	75.0%	ArrayDynamic ProgrammingGreedy

Showing 9 of 9 questions