Deloitte vs Expedia Interview Questions
Deloitte lists 43 LeetCode interview questions while Expedia lists 64. They share 8 problems — 19% of Deloitte's bank and 13% of Expedia's. Focus on the overlap first, then drill into 35 Deloitte-only and 56 Expedia-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Deloitte and Expedia.
Step 2 — Company-specific depth: Add Deloitte-specific problems like Merge k Sorted Lists, Change Null Values in a Table to the Previous Value, Second Highest Salary and Expedia-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Expedia skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both Deloitte and Expedia.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Container With Most Water | Medium |
| Merge Intervals | Medium |
| Group Anagrams | Medium |
| Roman to Integer | Easy |
Unique to Deloitte (35)
Problems in Deloitte's list that do not appear at Expedia.
| Problem | Difficulty |
|---|---|
| Merge k Sorted Lists | Hard |
| Change Null Values in a Table to the Previous Value | Medium |
| Second Highest Salary | Medium |
| Longest Palindromic Substring | Medium |
| Longest Common Prefix | Easy |
| Palindrome Number | Easy |
| Climbing Stairs | Easy |
| Valid Palindrome | Easy |
| Add Binary | Easy |
| Managers with at Least 5 Direct Reports | Medium |
| Minimum Time to Repair Cars | Medium |
| First Unique Character in a String | Easy |
Unique to Expedia (56)
Problems in Expedia's list that do not appear at Deloitte.
Frequently Asked Questions
How many LeetCode questions do Deloitte and Expedia share?
Deloitte and Expedia share 8 LeetCode interview questions. 35 problems appear only in Deloitte's list and 56 appear only in Expedia's list.
What topics overlap most between Deloitte and Expedia?
The most common shared topics between Deloitte and Expedia are Array (5 shared questions), Hash Table (4 shared questions), String (4 shared questions), Sorting (2 shared questions), Stack (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Deloitte or Expedia?
Deloitte has 17 Easy, 23 Medium, and 3 Hard questions. Expedia has 13 Easy, 42 Medium, and 9 Hard questions. Expedia has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Deloitte and Expedia?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Deloitte-specific and 20 Expedia-specific questions to round out your prep.