IBM vs Pinterest Interview Questions
IBM lists 115 LeetCode interview questions while Pinterest lists 49. They share 3 problems — 3% of IBM's bank and 6% of Pinterest's. Focus on the overlap first, then drill into 112 IBM-only and 46 Pinterest-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both IBM and Pinterest.
Step 2 — Company-specific depth: Add IBM-specific problems like Find the Smallest Divisor Given a Threshold, Gray Code, 3Sum and Pinterest-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Pinterest skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
3 Shared Questions
High-priority problems to practice for both IBM and Pinterest.
| Problem | Difficulty |
|---|---|
| Meeting Rooms II | Medium |
| String Compression | Medium |
| Letter Combinations of a Phone Number | Medium |
Unique to IBM (112)
Problems in IBM's list that do not appear at Pinterest.
| Problem | Difficulty |
|---|---|
| Find the Smallest Divisor Given a Threshold | Medium |
| Gray Code | Medium |
| 3Sum | Medium |
| Exclusive Time of Functions | Medium |
| Integer to Roman | Medium |
| Minimum Operations to Make Columns Strictly Increasing | Easy |
| Fizz Buzz | Easy |
| Roman to Integer | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Count Ways to Group Overlapping Ranges | Medium |
| Two Sum | Easy |
| Rotate Image | Medium |
Unique to Pinterest (46)
Problems in Pinterest's list that do not appear at IBM.
Frequently Asked Questions
How many LeetCode questions do IBM and Pinterest share?
IBM and Pinterest share 3 LeetCode interview questions. 112 problems appear only in IBM's list and 46 appear only in Pinterest's list.
What topics overlap most between IBM and Pinterest?
The most common shared topics between IBM and Pinterest are Two Pointers (2 shared questions), String (2 shared questions), Array (1 shared questions), Greedy (1 shared questions), Sorting (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: IBM or Pinterest?
IBM has 33 Easy, 73 Medium, and 9 Hard questions. Pinterest has 1 Easy, 29 Medium, and 19 Hard questions. Pinterest has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both IBM and Pinterest?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 20 IBM-specific and 20 Pinterest-specific questions to round out your prep.