Citadel vs Swiggy Interview Questions
Citadel lists 101 LeetCode interview questions while Swiggy lists 36. They share 7 problems — 7% of Citadel's bank and 19% of Swiggy's. Focus on the overlap first, then drill into 94 Citadel-only and 29 Swiggy-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Citadel and Swiggy.
Step 2 — Company-specific depth: Add Citadel-specific problems like Longest Non-decreasing Subarray From Two Arrays, Binary Tree Maximum Path Sum, Minimum Knight Moves and Swiggy-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
7 Shared Questions
High-priority problems to practice for both Citadel and Swiggy.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Trapping Rain Water | Hard |
| Median of Two Sorted Arrays | Hard |
| Course Schedule | Medium |
| Koko Eating Bananas | Medium |
| Integer to Roman | Medium |
Unique to Citadel (94)
Problems in Citadel's list that do not appear at Swiggy.
Unique to Swiggy (29)
Problems in Swiggy's list that do not appear at Citadel.
| Problem | Difficulty |
|---|---|
| Maximize Area of Square Hole in Grid | Medium |
| Minimum Value to Get Positive Step by Step Sum | Easy |
| Count Good Meals | Medium |
| Next Greater Element I | Easy |
| Happy Number | Easy |
| Edit Distance | Medium |
| Count Days Without Meetings | Medium |
| Unique Binary Search Trees | Medium |
| Merge Sorted Array | Easy |
| Daily Temperatures | Medium |
| Fair Candy Swap | Easy |
| Distinct Subsequences | Hard |
Frequently Asked Questions
How many LeetCode questions do Citadel and Swiggy share?
Citadel and Swiggy share 7 LeetCode interview questions. 94 problems appear only in Citadel's list and 29 appear only in Swiggy's list.
What topics overlap most between Citadel and Swiggy?
The most common shared topics between Citadel and Swiggy are Array (4 shared questions), Hash Table (2 shared questions), Dynamic Programming (2 shared questions), Binary Search (2 shared questions), Linked List (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Citadel or Swiggy?
Citadel has 5 Easy, 60 Medium, and 36 Hard questions. Swiggy has 6 Easy, 24 Medium, and 6 Hard questions. Citadel has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Citadel and Swiggy?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 Citadel-specific and 20 Swiggy-specific questions to round out your prep.