Deloitte vs Meta Interview Questions
Deloitte lists 43 LeetCode interview questions while Meta lists 217. They share 25 problems — 58% of Deloitte's bank and 12% of Meta's. Focus on the overlap first, then drill into 18 Deloitte-only and 192 Meta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 25 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Deloitte and Meta.
Step 2 — Company-specific depth: Add Deloitte-specific problems like Change Null Values in a Table to the Previous Value, Second Highest Salary, Minimum Time to Repair Cars and Meta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Meta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
25 Shared Questions
High-priority problems to practice for both Deloitte and Meta.
| Problem | Difficulty |
|---|---|
| Merge k Sorted Lists | Hard |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Longest Palindromic Substring | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Longest Common Prefix | Easy |
| Container With Most Water | Medium |
| Palindrome Number | Easy |
| Climbing Stairs | Easy |
| Valid Palindrome | Easy |
| Add Binary | Easy |
| Managers with at Least 5 Direct Reports | Medium |
| Merge Intervals | Medium |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Group Anagrams | Medium |
| Edit Distance | Medium |
| Kth Largest Element in an Array | Medium |
| Roman to Integer | Easy |
| Longest Consecutive Sequence | Medium |
| Rotate Array | Medium |
| Next Permutation | Medium |
| Subarray Sum Equals K | Medium |
Unique to Deloitte (18)
Problems in Deloitte's list that do not appear at Meta.
| Problem | Difficulty |
|---|---|
| Change Null Values in a Table to the Previous Value | Medium |
| Second Highest Salary | Medium |
| Minimum Time to Repair Cars | Medium |
| First Unique Character in a String | Easy |
| Nth Highest Salary | Medium |
| Remove K Digits | Medium |
| Rising Temperature | Easy |
| Reverse Pairs | Hard |
| Coin Change | Medium |
| Remove K-Balanced Substrings | Medium |
| Max Consecutive Ones | Easy |
| Split Array Largest Sum | Hard |
Unique to Meta (192)
Problems in Meta's list that do not appear at Deloitte.
| Problem | Difficulty |
|---|---|
| Minimum Remove to Make Valid Parentheses | Medium |
| Valid Word Abbreviation | Easy |
| Binary Tree Vertical Order Traversal | Medium |
| Valid Palindrome II | Easy |
| Lowest Common Ancestor of a Binary Tree III | Medium |
| Merge Sorted Array | Easy |
| Pow(x, n) | Medium |
| Binary Tree Right Side View | Medium |
| Simplify Path | Medium |
| Basic Calculator II | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Find Peak Element | Medium |
Frequently Asked Questions
How many LeetCode questions do Deloitte and Meta share?
Deloitte and Meta share 25 LeetCode interview questions. 18 problems appear only in Deloitte's list and 192 appear only in Meta's list.
What topics overlap most between Deloitte and Meta?
The most common shared topics between Deloitte and Meta are Array (14 shared questions), String (9 shared questions), Two Pointers (7 shared questions), Hash Table (6 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Deloitte or Meta?
Deloitte has 17 Easy, 23 Medium, and 3 Hard questions. Meta has 52 Easy, 132 Medium, and 33 Hard questions. Meta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Deloitte and Meta?
Start with the 25 shared problems since they cover what both companies ask most often. Then add 18 Deloitte-specific and 20 Meta-specific questions to round out your prep.