Expedia Group interview experience Real time questions & tips from candidates to crack your interview
SDE - Intern
Expedia Group
2 rounds | 5 Coding
problems
Rejected
Interview preparation journey
Preparation
Duration: 3 months
Topics: Aptitude, Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming
Tip 1 : Try to do 300 good types problems from leetcode
Tip 2 : Try to do competitive programming but after leetcode
Tip 3 : At least do 2 good projects for your resume
Application process
Where: Campus
Eligibility: Above 8 CGPA
Tip 1 : Add projects and Internships if you have done any and add only those things which you know.
Tip 2 : Restrict to 1 page resume
Interview rounds
01
Round
Easy
Face to Face
Duration45 minutes
Interview date30 Aug 2021
Coding problem2
1. Valid Parentheses
Easy
10m average time
80% success
0/40
Asked in companies
You're given a string 'S' consisting of "{", "}", "(", ")", "[" and "]" .
Return true if the given string 'S' is balanced, else return false.
For example:
'S' = "{}()".
There is always an opening brace before a closing brace i.e. '{' before '}', '(' before ').
So the 'S' is Balanced.
Problem approach
You're given string ‘STR’ consisting solely of “{“, “}”, “(“, “)”, “[“ and “]” . Determine whether the parentheses are balanced.
2. Largest subarray with equal number of 0s and 1s
Moderate
10m average time
85% success
0/80
Asked in companies
You are given an array consisting of 0s and 1s. You need to find the length of the largest subarray with an equal number of 0s and 1s.
For example:
If the given array is: [0, 0, 1, 0, 1] The largest subarray would be: [0, 1, 0, 1] (last 4 elements) having length 4.
Problem approach
You are given an array consisting of 0s and 1s. You need to find the length of the largest subarray with an equal number of 0s and 1s.
02
Round
Easy
Face to Face
Duration45 minutes
Interview date31 Aug 2021
Coding problem3
1. Distribute Items
Moderate
31m average time
0/80
Asked in companies
Find the total number of ways to distribute N items among three people such that :
Each person gets at least one item.
Exactly one person among all the three people gets the maximum number of items.
2. Operating System Question
What is semaphores?
Problem approach
Semaphores are compound data types with two fields one is a Non-negative integer S.V and the second is Set of processes in a queue S.L. It is used to solve critical section problems, and by using two atomic operations, it will be solved. In this, wait and signal that is used for process synchronization.
3. DBMS Question
Find the third largest salary using SQL from the given employee table.
Problem approach
SELECT * FROM `employee` ORDER BY `salary` DESC LIMIT 1 OFFSET 2;
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
How do you remove whitespace from the start of a string?
Choose another skill to practice
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