My Interview Experience at Meta [E4 Offer]

A recruiter reached out to me via email at the end of Nov 2023 to see if I am interested discussing about a backend role at Meta. I replied affirmatively and then we talked over the phone. I discussed my experience with him. He was willing to move forward…

A Leetcode hard problem on graph

Longest Cycle in a Graph

Coding problem on digit anagram

CodeSignal python coding test from a recruiting agency

Leetcode: Longest Nice Subarray

A bitmask problem

You are given an array nums consisting of positive integers.

We call a subarray of nums nice if the bitwise AND of every pair of elements that are in different positions in the subarray is…

Leetcode: Find Closest Node to Given Two Nodes

A graph problem

You are given a directed graph of n nodes numbered from 0 to n - 1, where each node has at most one outgoing edge.

Leetcode: Fair Distribution of Cookies

Easier to think in terms of Binary Search

You are given an integer array cookies, where cookies[i] denotes the number of cookies in the ith bag. You are also given an integer k that denotes the number of…

Coding problem: Anagram difference

I was given this problem in an online coding assessment

Leetcode: House Robber IV

A tricky Binary Search problem