Adobe vs IBM Interview Questions
Adobe lists 148 LeetCode interview questions while IBM lists 115. They share 30 problems — 20% of Adobe's bank and 26% of IBM's. Focus on the overlap first, then drill into 118 Adobe-only and 85 IBM-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 30 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Adobe and IBM.
Step 2 — Company-specific depth: Add Adobe-specific problems like Special Binary String, Add Two Numbers, Reverse Linked List and IBM-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Adobe skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
30 Shared Questions
High-priority problems to practice for both Adobe and IBM.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Group Anagrams | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Majority Element | Easy |
| Median of Two Sorted Arrays | Hard |
| 3Sum | Medium |
| Climbing Stairs | Easy |
| Merge Intervals | Medium |
| Divide Intervals Into Minimum Number of Groups | Medium |
| LRU Cache | Medium |
| Integer to Roman | Medium |
| Next Permutation | Medium |
| Trapping Rain Water | Hard |
| Best Time to Buy and Sell Stock | Easy |
| Longest Common Prefix | Easy |
| Longest Palindromic Substring | Medium |
| Valid Parentheses | Easy |
| Gas Station | Medium |
| Spiral Matrix | Medium |
| Roman to Integer | Easy |
| Count Pairs Of Similar Strings | Easy |
| Reverse Integer | Medium |
| Rotate Image | Medium |
| Product of Array Except Self | Medium |
| Meeting Rooms II | Medium |
| N-Queens | Hard |
| Generate Parentheses | Medium |
| Longest Consecutive Sequence | Medium |
| Subarray Sum Equals K | Medium |
| Minimum Swaps to Group All 1's Together II | Medium |
Unique to Adobe (118)
Problems in Adobe's list that do not appear at IBM.
Unique to IBM (85)
Problems in IBM's list that do not appear at Adobe.
Frequently Asked Questions
How many LeetCode questions do Adobe and IBM share?
Adobe and IBM share 30 LeetCode interview questions. 118 problems appear only in Adobe's list and 85 appear only in IBM's list.
What topics overlap most between Adobe and IBM?
The most common shared topics between Adobe and IBM are Array (21 shared questions), Hash Table (10 shared questions), String (9 shared questions), Sorting (6 shared questions), Two Pointers (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Adobe or IBM?
Adobe has 34 Easy, 93 Medium, and 21 Hard questions. IBM has 33 Easy, 73 Medium, and 9 Hard questions. Adobe has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Adobe and IBM?
Start with the 30 shared problems since they cover what both companies ask most often. Then add 20 Adobe-specific and 20 IBM-specific questions to round out your prep.