Citadel vs Nutanix Interview Questions
Citadel lists 101 LeetCode interview questions while Nutanix lists 65. They share 15 problems — 15% of Citadel's bank and 23% of Nutanix's. Focus on the overlap first, then drill into 86 Citadel-only and 50 Nutanix-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 15 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Citadel and Nutanix.
Step 2 — Company-specific depth: Add Citadel-specific problems like Longest Non-decreasing Subarray From Two Arrays, Minimum Knight Moves, Delete and Earn and Nutanix-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
15 Shared Questions
High-priority problems to practice for both Citadel and Nutanix.
| Problem | Difficulty |
|---|---|
| Binary Tree Maximum Path Sum | Hard |
| Sliding Window Maximum | Hard |
| LFU Cache | Hard |
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Serialize and Deserialize Binary Tree | Hard |
| Number of Islands | Medium |
| Group Anagrams | Medium |
| Merge k Sorted Lists | Hard |
| Binary Tree Zigzag Level Order Traversal | Medium |
| Trapping Rain Water | Hard |
| Longest Increasing Path in a Matrix | Hard |
| 3Sum | Medium |
| Word Ladder II | Hard |
| Course Schedule II | Medium |
Unique to Citadel (86)
Problems in Citadel's list that do not appear at Nutanix.
Unique to Nutanix (50)
Problems in Nutanix's list that do not appear at Citadel.
Frequently Asked Questions
How many LeetCode questions do Citadel and Nutanix share?
Citadel and Nutanix share 15 LeetCode interview questions. 86 problems appear only in Citadel's list and 50 appear only in Nutanix's list.
What topics overlap most between Citadel and Nutanix?
The most common shared topics between Citadel and Nutanix are Array (7 shared questions), Breadth-First Search (6 shared questions), Depth-First Search (5 shared questions), Hash Table (4 shared questions), Dynamic Programming (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Citadel or Nutanix?
Citadel has 5 Easy, 60 Medium, and 36 Hard questions. Nutanix has 3 Easy, 44 Medium, and 18 Hard questions. Citadel has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Citadel and Nutanix?
Start with the 15 shared problems since they cover what both companies ask most often. Then add 20 Citadel-specific and 20 Nutanix-specific questions to round out your prep.