Aayush Bajaj

(A)ayush (Baj)aj’s (A)ugmenting (I)nfrastructure

“We all die. The goal isn’t to live forever, the goal is to create something that will.” — Chuck Palahniuk

Originally the AI suffix stood for archived intellect, however these days it has concretised to becoming an Augmenting Infrastructure — a place from which to branch out in many directions.

Within this site you will find self-contained material in the form of project posts and blog posts, but also external links 1 to other work – my own as well as not.

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Blind150

The full Neetcode 150 expansion: Blind 75 plus 75 follow-on problems for fuller coverage. The 75 shared problems are stubs that point at the worked solution on Blind75; the 75 extras have their full structure here.

Arrays

Contains Duplicate

Worked solution on the Blind 75 page · Leetcode

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Differential Equations

Definitions

Definition (Order)

The power the differential is raised to.

Definition (Linear)

The dependent variable and its derivatives are all not non-linear. \[\begin{aligned} \underbrace{\frac{d^2 y}{d t}} &\quad \underbrace{\cos(x) \frac{dy}{dx}} &\quad \underbrace{\frac{dy}{dt} \frac{d^3 y}{dt^3}} &\quad \underbrace{y’ = e^y} &\quad \underbrace{y \frac{dy}{dx}} \\ \text{linear} &\quad \text{linear} &\quad \text{non-linear} &\quad \text{non-linear} &\quad \text{non-linear} \end{aligned}\]

Definition (Autonomous)

Independent variable does not appear in the equation.

Definition (Non-autonomous)

Independent variable does appear in the equation.

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Kanye West RNN

About

This document contains the code to create an RNN chatbot that emulates Kanye West’s speech style.

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Neetcode

Leetcode Stats

The Neetcode curriculum, organised as a topic-dependency tree. The canonical 75-problem subset (with the OA-prep mock schedule) lives on the Blind75 page; the full 150-problem expansion is on Blind150 (problems shared with Blind75 link back to the worked solutions there).

Optimisation

Mathematical Background

Definition (Axiom)

A foundational statement accepted without proof. All other results are built ontop.

Definition (Proposition)

A proved statement that is less central than a theorem, but still of interest.

Definition (Lemma)

A “helper” proposition proved to assist in establishing a more important result.

Definition (Corollary)

A statement following from a theorem or proposition, requiring little to no extra proof.

Definition (Definition)

A precise specification of an object, concept or notation.

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Version Control

notes

it is good to keep notes about version controlling things.

I mostly use git.

git

prefixuse-case
BUGbug fix
DEVdevelopment tool or utility
DOCdocumentation
ENHenhancement, a new feature
MAINTmaintainence task
RELrelease
STYstylistic change
TSTaddition or modification of tests

Chess

Starting position

Starting position

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(A)ayush (Baj)aj’s (A)ugmenting (I)nfrastructure

“We all die. The goal isn’t to live forever, the goal is to create something that will.” — Chuck Palahniuk

Originally the AI suffix stood for archived intellect, however these days it has concretised to becoming an Augmenting Infrastructure — a place from which to branch out in many directions.

Within this site you will find self-contained material in the form of project posts and blog posts, but also external links 1 to other work – my own as well as not.

Read more >