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10+ Ernst & Young Interview Questions and Answers

Updated 5 Feb 2024
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Q1. Form a Triangle Problem Statement

You are given an array of integers ARR with a length of N. Your task is to determine whether it's possible to construct at least one non-degenerate triangle using the values fr...read more

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Q2. Weighted Job Scheduling Problem Statement

You have 'N' jobs, each with a start time, end time, and profit. Your task is to identify the maximum profit that can be earned by scheduling these jobs such that no tw...read more

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Q3. Unlock the Briefcase Problem Statement

You have a briefcase secured by a lock with 4 circular wheels. The password is a sequence of 4 digits. Each wheel has 10 slots labeled ‘0’ through ‘9’. The wheels can rota...read more

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Q4. Best Time To Buy and Sell Stock Problem Statement

You are given an array 'PRICES' of 'N' integers, where 'PRICES[i]' represents the price of a certain stock on the i-th day. An integer 'K' is also provided, ind...read more

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Q5. Longest Increasing Subsequence Problem Statement

Given an array of integers with 'N' elements, determine the length of the longest subsequence where each element is greater than the previous element. This subse...read more

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Q6. Minimum Moves to Collect All Keys

Given an 'N' x 'M' grid, find the minimum number of moves required to collect all keys when starting at a specified point. Each move allows you to travel to an adjacent cell (u...read more

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Q7. Maximum Sum Rectangle Problem Statement

Given a matrix ARR with dimensions N x M, your task is to identify the rectangle within the matrix that has the maximum sum of its elements.

Input:

The first line contain...read more
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Q8. Max GCD Pair Problem Statement

Given an array of positive integers, determine the Greatest Common Divisor (GCD) of a pair of elements such that it is the maximum among all possible pairs in the array. The GCD o...read more

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Q9. Search In Rotated Sorted Array Problem Statement

Given a rotated sorted array ARR of size 'N' and an integer 'K', determine the index at which 'K' is present in the array.

Note:
1. If 'K' is not present in ARR,...read more
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Q10. Minimum Time to Burn a Binary Tree from a Leaf Node

You are given a binary tree with 'N' unique nodes, and a specific start node from where the fire will begin. The task is to determine the time in minutes requ...read more

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Q11. Knight Probability in Chessboard

Calculate the probability that a knight remains on an N x N chessboard after making K moves. Initially, the knight is placed at a given position on the board. It can move in any...read more

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Q12. Insertion in AVL Tree Problem Statement

You are required to implement an AVL Tree from scratch. Given 'N' values representing nodes, insert these values into the AVL Tree and return its root after all insertion...read more

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Q13. Snake and Ladder Problem Statement

Given a 'Snake and Ladder' board with N rows and N columns, where positions are numbered from 1 to (N*N) starting from the bottom left, alternating direction each row, find th...read more

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Q14. Longest Increasing Path in a 2D Matrix Problem Statement

Given a matrix of non-negative integers of size 'N x M', where 'N' and 'M' denote the number of rows and columns respectively, find the length of the lon...read more

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Q15. Selling Stock Problem Statement

You are given the stock prices for N days. Each day i signifies the price of a stock on that day. Your goal is to calculate the maximum profit that can be achieved by buying and ...read more

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Q16. Reverse the String Problem Statement

You are given a string STR which contains alphabets, numbers, and special characters. Your task is to reverse the string.

Example:

Input:
STR = "abcde"
Output:
"edcba"

Input...read more

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Interview Process at Ernst & Young

based on 9 interviews
3 Interview rounds
Coding Test Round - 1
Coding Test Round - 2
HR Round
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