Citadel vs Salesforce Interview Questions
Citadel lists 101 LeetCode interview questions while Salesforce lists 188. They share 36 problems — 36% of Citadel's bank and 19% of Salesforce's. Focus on the overlap first, then drill into 65 Citadel-only and 152 Salesforce-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 36 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Citadel and Salesforce.
Step 2 — Company-specific depth: Add Citadel-specific problems like Longest Non-decreasing Subarray From Two Arrays, Minimum Knight Moves, Minimum Operations to Make Numbers Non-positive and Salesforce-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Citadel skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
36 Shared Questions
High-priority problems to practice for both Citadel and Salesforce.
| Problem | Difficulty |
|---|---|
| Binary Tree Maximum Path Sum | Hard |
| Delete and Earn | Medium |
| Palindromic Substrings | Medium |
| Sliding Window Maximum | Hard |
| Count Palindromic Subsequences | Hard |
| LFU Cache | Hard |
| Minimum Equal Sum of Two Arrays After Replacing Zeros | Medium |
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Find the Duplicate Number | Medium |
| Number of Islands | Medium |
| Find Median from Data Stream | Hard |
| Group Anagrams | Medium |
| Validate Binary Search Tree | Medium |
| Merge k Sorted Lists | Hard |
| Search Suggestions System | Medium |
| Trapping Rain Water | Hard |
| Combination Sum | Medium |
| Median of Two Sorted Arrays | Hard |
| Maximal Square | Medium |
| Longest Increasing Path in a Matrix | Hard |
| 3Sum | Medium |
| Word Search | Medium |
| Asteroid Collision | Medium |
| Longest Common Subsequence | Medium |
| Container With Most Water | Medium |
| Longest Increasing Subsequence | Medium |
| Rotting Oranges | Medium |
| Reorganize String | Medium |
Showing top 30 of 36 shared problems.
Unique to Citadel (65)
Problems in Citadel's list that do not appear at Salesforce.
Unique to Salesforce (152)
Problems in Salesforce's list that do not appear at Citadel.
Frequently Asked Questions
How many LeetCode questions do Citadel and Salesforce share?
Citadel and Salesforce share 36 LeetCode interview questions. 65 problems appear only in Citadel's list and 152 appear only in Salesforce's list.
What topics overlap most between Citadel and Salesforce?
The most common shared topics between Citadel and Salesforce are Array (20 shared questions), Dynamic Programming (10 shared questions), String (7 shared questions), Two Pointers (6 shared questions), Sorting (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Citadel or Salesforce?
Citadel has 5 Easy, 60 Medium, and 36 Hard questions. Salesforce has 25 Easy, 112 Medium, and 51 Hard questions. Citadel has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Citadel and Salesforce?
Start with the 36 shared problems since they cover what both companies ask most often. Then add 20 Citadel-specific and 20 Salesforce-specific questions to round out your prep.