IBM vs SAP Interview Questions
IBM lists 115 LeetCode interview questions while SAP lists 42. They share 13 problems — 11% of IBM's bank and 31% of SAP's. Focus on the overlap first, then drill into 102 IBM-only and 29 SAP-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 13 overlapping problems first. These are the highest-yield questions for candidates interviewing at both IBM and SAP.
Step 2 — Company-specific depth: Add IBM-specific problems like Find the Smallest Divisor Given a Threshold, Gray Code, 3Sum and SAP-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: SAP skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
13 Shared Questions
High-priority problems to practice for both IBM and SAP.
| Problem | Difficulty |
|---|---|
| Best Time to Buy and Sell Stock | Easy |
| Two Sum | Easy |
| Merge Intervals | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Longest Common Prefix | Easy |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Maximum Subarray | Medium |
| Group Anagrams | Medium |
| Trapping Rain Water | Hard |
| Product of Array Except Self | Medium |
| Palindrome Number | Easy |
| LRU Cache | Medium |
Unique to IBM (102)
Problems in IBM's list that do not appear at SAP.
| 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 |
| Count Ways to Group Overlapping Ranges | Medium |
| Meeting Rooms II | Medium |
| Rotate Image | Medium |
| Minimum Absolute Difference | Easy |
Unique to SAP (29)
Problems in SAP's list that do not appear at IBM.
| Problem | Difficulty |
|---|---|
| Movie Rating | Medium |
| Maximum Path Quality of a Graph | Hard |
| Count the Number of Infection Sequences | Hard |
| Count Increasing Quadruplets | Hard |
| Maximum Students Taking Exam | Hard |
| Container With Most Water | Medium |
| Number of Islands | Medium |
| Search a 2D Matrix | Medium |
| Reverse Linked List | Easy |
| Valid Palindrome | Easy |
| Kth Largest Element in an Array | Medium |
| Leftmost Column with at Least a One | Medium |
Frequently Asked Questions
How many LeetCode questions do IBM and SAP share?
IBM and SAP share 13 LeetCode interview questions. 102 problems appear only in IBM's list and 29 appear only in SAP's list.
What topics overlap most between IBM and SAP?
The most common shared topics between IBM and SAP are Array (7 shared questions), String (5 shared questions), Dynamic Programming (4 shared questions), Hash Table (4 shared questions), Sorting (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: IBM or SAP?
IBM has 33 Easy, 73 Medium, and 9 Hard questions. SAP has 14 Easy, 21 Medium, and 7 Hard questions. SAP has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both IBM and SAP?
Start with the 13 shared problems since they cover what both companies ask most often. Then add 20 IBM-specific and 20 SAP-specific questions to round out your prep.