IBM vs Meta Interview Questions
IBM lists 115 LeetCode interview questions while Meta lists 217. They share 40 problems — 35% of IBM's bank and 18% of Meta's. Focus on the overlap first, then drill into 75 IBM-only and 177 Meta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 40 overlapping problems first. These are the highest-yield questions for candidates interviewing at both IBM and Meta.
Step 2 — Company-specific depth: Add IBM-specific problems like Find the Smallest Divisor Given a Threshold, Gray Code, Minimum Operations to Make Columns Strictly Increasing 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
40 Shared Questions
High-priority problems to practice for both IBM and Meta.
| Problem | Difficulty |
|---|---|
| 3Sum | Medium |
| Exclusive Time of Functions | Medium |
| Integer to Roman | Medium |
| Roman to Integer | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Two Sum | Easy |
| Meeting Rooms II | Medium |
| Rotate Image | Medium |
| Merge Intervals | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Longest Common Prefix | Easy |
| Valid Parentheses | Easy |
| Merge Strings Alternately | Easy |
| Letter Combinations of a Phone Number | Medium |
| Longest Consecutive Sequence | Medium |
| Longest Palindromic Substring | Medium |
| Merge Sorted Array | Easy |
| Maximum Subarray | Medium |
| Spiral Matrix | Medium |
| Kth Missing Positive Number | Easy |
| Group Anagrams | Medium |
| Validate Binary Search Tree | Medium |
| Climbing Stairs | Easy |
| Trapping Rain Water | Hard |
| Product of Array Except Self | Medium |
| Next Permutation | Medium |
| Find the Index of the First Occurrence in a String | Easy |
| Subarray Sum Equals K | Medium |
| Rotate Array | Medium |
| Median of Two Sorted Arrays | Hard |
Showing top 30 of 40 shared problems.
Unique to IBM (75)
Problems in IBM's list that do not appear at Meta.
Unique to Meta (177)
Problems in Meta's list that do not appear at IBM.
| 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 |
| Kth Largest Element in an Array | Medium |
| 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 IBM and Meta share?
IBM and Meta share 40 LeetCode interview questions. 75 problems appear only in IBM's list and 177 appear only in Meta's list.
What topics overlap most between IBM and Meta?
The most common shared topics between IBM and Meta are Array (19 shared questions), String (10 shared questions), Two Pointers (9 shared questions), Hash Table (8 shared questions), Sorting (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: IBM or Meta?
IBM has 33 Easy, 73 Medium, and 9 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 IBM and Meta?
Start with the 40 shared problems since they cover what both companies ask most often. Then add 20 IBM-specific and 20 Meta-specific questions to round out your prep.