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IBM

Interview Questions

100 Questions Found
#Question TitleDifficultyFrequencyTopicsLink
1Exclusive Time of FunctionsMEDIUM100.0
ArrayStack
2Integer to RomanMEDIUM92.9
Hash TableMathString
3Fizz BuzzEASY89.9
MathStringSimulation
4Roman to IntegerEASY88.8
Hash TableMathString
5Best Time to Buy and Sell StockEASY87.7
ArrayDynamic Programming
6Two SumEASY85.3
ArrayHash Table
7Count Ways to Group Overlapping RangesMEDIUM85.3
ArraySorting
8Meeting Rooms IIMEDIUM82.6
ArrayTwo PointersGreedy+3
9Rotate ImageMEDIUM81.1
ArrayMathMatrix
10Number of Divisible Triplet SumsMEDIUM81.1
ArrayHash Table

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IBM Interview Questions

Preparing for a IBM interview? This page contains a curated collection of 100 coding and technical interview questions asked at IBM, sourced from real candidate experiences on LeetCode and other platforms.

The questions span a wide range of topics including Array, Stack, Hash Table, Math, String — all areas IBM interviewers are known to focus on. Each question is tagged by difficulty (Easy, Medium, Hard) and topic so you can prioritize your preparation effectively.

Whether you're a fresher or an experienced engineer targeting IBM, practicing these problems will help you understand the patterns and problem-solving approaches expected in their hiring process. Start with Easy questions to build confidence, then tackle Medium and Hard problems to sharpen your skills.

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