@KaushalM

Kaushal Maurya

@KaushalM

Building the future, one line of code at a time.

Joined May 2025

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Kaushal Maurya's blogs

Data Structure and Algorithmskaushalm.hashnode.dev21 posts

Machine Learningkaushalml.hashnode.dev1 post

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Recently published

kaushalml.hashnode.dev

From Zero to Gradient Descent: A Deep Dive into Simple Linear Regression

Machine Learning often feels intimidating. Neural networks. Transformers. LLMs. Diffusion models. But behind all of them lies something surprisingly simple: Optimization. And the best place to underst

1d ago5 min read

kaushalm.hashnode.dev

Top K Frequent Elements — When HashMaps Start Earning Their Salary

Given an integer array nums and an integer k, return the k most frequent elements within the array. The test cases are generated such that the answer is always unique. Example 1: Input: nums = [1,2,2,

1d ago2 min read

kaushalm.hashnode.dev

Scoring a String: Or How I Accidentally Did ASCII Math Again

Ever looked at a string and thought: “Yes, today I will subtract characters from each other.” No?Well, LeetCode did. Today’s problem is deceptively simple, which makes it dangerous — because you either: overthink it, or feel suspicious about how ...

Jan 212 min read

kaushalm.hashnode.dev

"Intersection of Two Linked Lists": The Elegant Two-Pointer Solution (Java)

Hello everyone! Today, we're tackling a popular linked list problem: "Intersection of Two Linked Lists" (LeetCode #160). The challenge is to find the exact node where two singly linked lists merge or "intersect." While it might seem tricky due to var...

Jun 5, 20254 min read

kaushalm.hashnode.dev

"Linked List Cycle": Detecting Loops with Floyd's Tortoise and Hare Algorithm (Java)

Hello everyone! Today, we're diving into a classic linked list challenge: "Linked List Cycle" (LeetCode #141). The task is simple: determine if a given linked list contains a cycle. The clever solution for this problem is a testament to pointer manip...

Jun 5, 20254 min read

Kaushal Maurya

About

Available for

Kaushal Maurya's blogs

Recently published

From Zero to Gradient Descent: A Deep Dive into Simple Linear Regression

Top K Frequent Elements — When HashMaps Start Earning Their Salary

Scoring a String: Or How I Accidentally Did ASCII Math Again

"Intersection of Two Linked Lists": The Elegant Two-Pointer Solution (Java)

"Linked List Cycle": Detecting Loops with Floyd's Tortoise and Hare Algorithm (Java)

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Kaushal Maurya

About

Available for

Kaushal Maurya's blogs

Recently published

From Zero to Gradient Descent: A Deep Dive into Simple Linear Regression

Top K Frequent Elements — When HashMaps Start Earning Their Salary

Scoring a String: Or How I Accidentally Did ASCII Math Again

"Intersection of Two Linked Lists": The Elegant Two-Pointer Solution (Java)

"Linked List Cycle": Detecting Loops with Floyd's Tortoise and Hare Algorithm (Java)