Transitive Closure of a graph
Problem Statement Given an [n x m] grid consisting of values 0 and 1. A value of 1 means that you can enter that cell and 0 implies that entry to that cell
Problem Statement (asked at Uber) There is a meeting scheduled in an office that lasts for time t and starts at time 0. In between the meeting there are n presentations whose start
Introduction XOR Linked List, also known as Memory-Efficient Linked List, is a form of a doubly linked list that takes less memory than doubly linked list and highly dependent on the XOR logic.
Problem Statement Stripe asked this problem. Given an array of integers, find the first missing positive integer in linear time and constant space. In other words, find the lowest positive integer that does
Problem Statement This problem was asked by Google. Given the root to a binary tree, implement serialize(root), which serializes the tree into a string, and deserialize(s), which deserializes the string back
Problem Statement This problem was asked by Uber. Given an array of integers, return a new array such that each element at index i of the new array is the product of all
Introduction Many times, we need to save data on the client side - Offline access, personalising experiences, persisting user activity, saving assets for faster access, etc. It consists of API that allows you
Problem Statement Google recently asked about this problem. Given a list of numbers and a number k, return whether any two digits from the list add up to k. For example, given [10,
Introduces Basic GIT commands that come in handy. Most of us dislike Git on the first try, even after running the most basic Git commands. The purpose of this blog is to provide most basic commands to get you started.
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