Groupon Interview Questions, Process, and Tips

Round duration - 60 minutes
Round difficulty - Easy

The first round was a coding round. 2 DSA based questions were asked.

Q1. 
Maximum Meetings Problem Statement
Given the schedule of N meetings with their start time Start[i] and end time End[i], you need to determine which meetings can be organized in a single meeting room such ...read more
Ans. 
Given N meetings with start and end times, determine which meetings can be organized in a single room to maximize the number of meetings.
• Sort the meetings based on their end times.

• Iterate through the sorted meetings and select the first meeting that does not overlap with the previous one.

• Repeat the process until all meetings are considered.

• Return the selected meetings in the order they are organized.
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Q2. 
Peak Element Finder
For a given array of integers arr, identify the peak element. A peak element is an element that is greater than its neighboring elements. Specifically, if arr[i] is the peak, then both...read more
Ans. 
Find the peak element in an array of integers.
• Iterate through the array and check if the current element is greater than its neighbors.

• Handle edge cases for the first and last elements of the array.

• Return the peak element found.
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Round duration - 45 minutes
Round difficulty - Medium

The second round was a system design round.

Round duration - 30 minutes
Round difficulty - Easy

This was a typical managerial round.