Accenture vs IBM Interview Questions
Accenture lists 143 LeetCode interview questions while IBM lists 115. They share 33 problems — 23% of Accenture's bank and 29% of IBM's. Focus on the overlap first, then drill into 110 Accenture-only and 82 IBM-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 33 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Accenture and IBM.
Step 2 — Company-specific depth: Add Accenture-specific problems like Smallest Divisible Digit Product II, Maximum Area of Longest Diagonal Rectangle, Sum of Values at Indices With K Set Bits and IBM-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Accenture skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
33 Shared Questions
High-priority problems to practice for both Accenture and IBM.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Climbing Stairs | Easy |
| Maximum Subarray | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Reverse Integer | Medium |
| Happy Number | Easy |
| Palindrome Number | Easy |
| Majority Element | Easy |
| Longest Palindromic Substring | Medium |
| Rotate Array | Medium |
| Letter Combinations of a Phone Number | Medium |
| Subarray Sum Equals K | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Roman to Integer | Easy |
| Median of Two Sorted Arrays | Hard |
| Merge Sorted Array | Easy |
| Longest Common Prefix | Easy |
| Intersection of Two Arrays | Easy |
| 3Sum | Medium |
| Merge Intervals | Medium |
| String Compression | Medium |
| Next Permutation | Medium |
| Valid Parentheses | Easy |
| Rotate Image | Medium |
| Spiral Matrix | Medium |
| Product of Array Except Self | Medium |
| Generate Parentheses | Medium |
| Integer to Roman | Medium |
| Trapping Rain Water | Hard |
Showing top 30 of 33 shared problems.
Unique to Accenture (110)
Problems in Accenture's list that do not appear at IBM.
Unique to IBM (82)
Problems in IBM's list that do not appear at Accenture.
Frequently Asked Questions
How many LeetCode questions do Accenture and IBM share?
Accenture and IBM share 33 LeetCode interview questions. 110 problems appear only in Accenture's list and 82 appear only in IBM's list.
What topics overlap most between Accenture and IBM?
The most common shared topics between Accenture and IBM are Array (18 shared questions), Two Pointers (10 shared questions), Hash Table (9 shared questions), String (9 shared questions), Math (8 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Accenture or IBM?
Accenture has 62 Easy, 69 Medium, and 12 Hard questions. IBM has 33 Easy, 73 Medium, and 9 Hard questions. Accenture has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Accenture and IBM?
Start with the 33 shared problems since they cover what both companies ask most often. Then add 20 Accenture-specific and 20 IBM-specific questions to round out your prep.