This is a collection of helpful resources related to interviews and solving LeetCode problems. There are cheatsheets regarding time complexities, data structures & algorithms, the stages of a coding …

Practice Problems: Linked List Cycle (LeetCode 141) Linked List Cycle II (LeetCode 142) Middle of the Linked List (LeetCode 876) Palindrome Linked List (LeetCode 234) Happy Number (LeetCode 202)

Feb 18, 2025 · After practicing and analyzing tons of problems, I’ve found that most coding challenges fall into these 17 core patterns. Here’s a comprehensive guide to each pattern, along with relevant...

May 29, 2024 · I am looking for a comprehensive Google doc that goes over the common leetcode patterns to look for. I am looking for how to solve more basic patterns like sliding window or two …

Jul 21, 2024 · In this article, I’ll walk you through the 15 most important patterns I learned that made my LeetCode journey lot less painful. I’ll share when to use each pattern along with a sample problem …

A curated list of leetcode questions grouped by their common patterns

May 4, 2025 · Start with the Beginner Roadmap PDF to get clarity on DSA topics and weekly goals. Use the Pattern Sheet to master recurring problem structures. Follow the 75-day plan or modify it based …

Templates and formulas on common coding interview patterns and problem topics. Time complexity & Sample Codes.

Today, I will teach you all the coding patterns you need to know, when to use them, what the benefit of the pattern is, a visual example, a code template to follow, and LeetCode questions you should solve …

This list is heavily inspired from Grokking the Coding Interview with additional problems extracted from the Blind 75 list and this hackernoon article on 14 patterns to ace any coding interview question.