There is a company which has a CEO and a hierarchy of employees. All employees have a unique ID, name, and a pointer to their manager and their reports….

You are given a starting location and a list of resort names. In this interview, you should access the Maps APIs through the provided proxy. If you woul…

Given an array of meeting time intervals consisting of start and end times [s1, e1], [s2, e2], …, determine if a person could attend all meetings with…

Imagine you have an RPC server that produces a log of entries, and you’re analyzing it offline. There are two entries for each call: one when the RPC st…

The feature recommends a set of products that you have not already purchased, from the things that your friends have bought, in order from most bought t…

Interleaving Streams We are building a page that pulls posts from multiple different sources and displays them in a unified feed. You are going to build…

Maximum Product Subarray Given an integer array nums , find the contiguous subarray within the array that has the largest product, and return the produc…

You are in charge of creating new bank accounts when a user signs up as an RBC customer. When creating a new bank account, a valid bank account number m…

Q1 Given a sum of money, compute the minimum number of bills and coins that equal that sum. Assume you only have the following denominations: Bills: 20,…

Given an array of integers nums and an integer k , return the total number of subarrays whose sum equals k . A subarray is a contiguous non-empty sequen…

Moving Day Description You and several roommates are coordinating a move out into several new apartments. Only two trucks of different sizes are availab…

Say we have a tournament of some sort. It doesn’t really matter what the tournament is for; all we need to know is that each game in the tournament is 1…

Your task is to write a function that, given a distance d and a stream of floating-point values received one at a time, checks for groups of three value…

Given a positive integer (including 0), convert it to its hexadecimal representation. Input: n (integer) Output: A string representing the hexadecimal v…

Part 1: Validate if a given tree is a unival tree. Part 2: Count the number of unival subtrees. A unival tree is an n-ary tree in which all nodes have t…

Speed Up NeRF Here we give you a vanilla NeRF implementation (~100 lines of code). Your task: Make it faster! Goal is PSNR > 20 in 5 mins (original t…

Given a two-dimensional array of letters, find whether a given word can be written in any one of the 8 directions. In other words, the word may appear h…

Given an input array, return a result array where each element at index i is the product of all values in the input array except input[i] . Example inpu…

Track Customer Visits and First-Time Visitors Millions of customers visit our website every day. For each customer, we have a unique identifier that sta…

Given a non-negative integer a , compute and return the truncated integer of the square root of a . Note: You are not allowed to use any built-in expone…