Unity Interview Guide

Showing 3 questions

Ranking

A question's ranking corresponds to how commonly it's asked by Unity. The higher the ranking, the more likely you'll encounter it in a Unity interview.

Question

Frequency

Difficulty

Number of Subarrays With LCM Equal to K

Find the number of contiguous subarrays in a given array whose least common multiple (LCM) is equal to a target value K.

ArraysSliding Windows

Very likely

If you have a Unity interview, it's very likely that you will get this question

Medium

#1. Number of Subarrays With LCM Equal to K

Medium

Find the number of contiguous subarrays in a given array whose least common multiple (LCM) is equal to a target value K.

ArraysSliding Windows

This question is very likely to be asked in your Unity interview

Remove Colored Pieces if Both Neighbors are the Same Color

Two players alternate removing colored pieces from a line. Determine who wins if both neighbors of a piece are the same color, and players try to maximize their moves.

ArraysStringsGreedy Algorithms

Somewhat likely

If you have a Unity interview, you might get this question

Medium

#2. Remove Colored Pieces if Both Neighbors are the Same Color

Medium

Two players alternate removing colored pieces from a line. Determine who wins if both neighbors of a piece are the same color, and players try to maximize their moves.

ArraysStringsGreedy Algorithms

This question is somewhat likely to be asked in your Unity interview

Insert Delete GetRandom O(1)

Design a data structure that supports insertion, deletion, and random element retrieval, all in constant time on average. You'll need to handle edge cases carefully to achieve O(1) complexity.

ArraysHash TableMathDesignRandomized

Not likely

If you have a Unity interview, it's unlikely that you will get this question. Unity does ask it, but it's rare

Medium

#3. Insert Delete GetRandom O(1)

Medium

Design a data structure that supports insertion, deletion, and random element retrieval, all in constant time on average. You'll need to handle edge cases carefully to achieve O(1) complexity.

ArraysHash TableMathDesignRandomized

This question is not likely to be asked in your Unity interview