Oyo Rooms Third Party Inspector Interview Questions and Answers

QUESTIONS BASED ON TREES , GRPAHS

BASIC APTITUDE LIKE LOCATION ETC

Q1. What di you use in project
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Q2. What issues did you face
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4 question were there i have completed all the problems in given time

Q1. Cab management sysntem
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3 questions easy-medium level leetcode problem I solved 2 completely and 3rd question partially (9/15 test cases passed) to move on to 2nd round

Q1. Implement an app similar to splitwise
Ans. 
Create an app to track shared expenses and settle debts among friends, similar to Splitwise.
• User Registration: Allow users to sign up and log in using email or social media accounts.

• Create Groups: Users can create groups for different events (e.g., trips, dinners) to manage shared expenses.

• Add Expenses: Users can input expenses, specifying the amount, who paid, and who owes what.

• Settle Up: Provide options to settle deb...read more
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Lists and Trees were asked

4 DSA questions only pseudo codes were asked

Q1. Past experience, database and projects, Language specific if python or NodeJs
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Q2. Javascipt fundamentals
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Q1. Rotate array leetcode question
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Q2. Longest palindormic substring
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Q1. Print all the subsequences of a string
Ans. 
Generate all possible subsequences of a given string.
• Use recursion to generate all possible combinations of characters in the string.

• At each step, include or exclude the current character to form subsequences.

• Store each subsequence in an array of strings.
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Q2. Print longest substring with k unique values
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Find and print the longest substring with k unique characters in an array of strings.
• Iterate through the array of strings and keep track of the longest substring with k unique characters.

• Use a sliding window approach to efficiently find the longest substring.

• Keep a hashmap to store the frequency of characters in the current window.

• Update the window boundaries based on the number of unique characters.

• Return the longest ...read more
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Q1. Behaviour quesions
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The written test consisted of two DS programs.

Q1. Rain water problem
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Q2. 2 sum problemjijo
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