Accenture vs Deloitte Interview Questions
Accenture lists 143 LeetCode interview questions while Deloitte lists 43. They share 28 problems — 20% of Accenture's bank and 65% of Deloitte's. Focus on the overlap first, then drill into 115 Accenture-only and 15 Deloitte-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 28 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Accenture and Deloitte.
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 Deloitte-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
28 Shared Questions
High-priority problems to practice for both Accenture and Deloitte.
| 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 |
| Palindrome Number | Easy |
| Longest Palindromic Substring | Medium |
| Rotate Array | Medium |
| Subarray Sum Equals K | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Roman to Integer | Easy |
| Max Consecutive Ones | Easy |
| Longest Common Prefix | Easy |
| 3Sum | Medium |
| Container With Most Water | Medium |
| Valid Anagram | Easy |
| Kth Largest Element in an Array | Medium |
| Merge Intervals | Medium |
| Next Permutation | Medium |
| Valid Parentheses | Easy |
| Coin Change | Medium |
| Second Highest Salary | Medium |
| Valid Palindrome | Easy |
| Edit Distance | Medium |
| Rising Temperature | Easy |
| Nth Highest Salary | Medium |
| Remove K Digits | Medium |
| First Unique Character in a String | Easy |
Unique to Accenture (115)
Problems in Accenture's list that do not appear at Deloitte.
Unique to Deloitte (15)
Problems in Deloitte's list that do not appear at Accenture.
| Problem | Difficulty |
|---|---|
| Merge k Sorted Lists | Hard |
| Change Null Values in a Table to the Previous Value | Medium |
| Add Binary | Easy |
| Managers with at Least 5 Direct Reports | Medium |
| Minimum Time to Repair Cars | Medium |
| Group Anagrams | Medium |
| Reverse Pairs | Hard |
| Remove K-Balanced Substrings | Medium |
| Split Array Largest Sum | Hard |
| Longest Consecutive Sequence | Medium |
| Customers Who Never Order | Easy |
| Shortest Unsorted Continuous Subarray | Medium |
Frequently Asked Questions
How many LeetCode questions do Accenture and Deloitte share?
Accenture and Deloitte share 28 LeetCode interview questions. 115 problems appear only in Accenture's list and 15 appear only in Deloitte's list.
What topics overlap most between Accenture and Deloitte?
The most common shared topics between Accenture and Deloitte are Array (14 shared questions), String (10 shared questions), Two Pointers (7 shared questions), Hash Table (6 shared questions), Dynamic Programming (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Accenture or Deloitte?
Accenture has 62 Easy, 69 Medium, and 12 Hard questions. Deloitte has 17 Easy, 23 Medium, and 3 Hard questions. Accenture has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Accenture and Deloitte?
Start with the 28 shared problems since they cover what both companies ask most often. Then add 20 Accenture-specific and 15 Deloitte-specific questions to round out your prep.