Many developers use GitHub to share notes, PDF summaries, and code implementations of these patterns: Grokking the coding interview equivalent leetcode problems
Essential for dealing with overlapping intervals, scheduling, and time management problems.
Traditional interview preparation often involves grinding hundreds of random LeetCode questions. This brute-force method is inefficient and leads to panic when a interviewer presents a slight variation of a known problem. grokking+the+coding+interview+github+pdf+full
It's a popular (originally from Educative.io) that teaches coding interview patterns (sliding window, two pointers, fast & slow pointers, etc.), not a free book.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Many developers use GitHub to share notes, PDF
Finding the smallest/largest elements in a dynamically updating dataset. Examples: Find the median of a number stream. 9. Subsets Use Case: Permutations and combinations. Examples: Subsets with duplicates, String permutations. 10. Modified Binary Search Use Case: Efficiently searching in sorted data.
Websites like offer free, highly structured video solutions categorized by identical patterns (Sliding Window, Two Pointers, Trees, etc.). 3. Curating Your Own Pattern List It's a popular (originally from Educative
: Use the repository as a syllabus. Read about a pattern on GitHub, then immediately head to LeetCode or HackerRank to solve 3 to 5 unassisted problems matching that pattern.
Once you master a pattern, you can solve dozens of different problems that share the same core logic. Some of the most famous patterns covered include:
Traditionally, software engineers prepared for interviews by grinding LeetCode blindly. This approach is highly inefficient; solving 500 random problems does not guarantee success if a candidate faces a slightly modified question during the actual interview.
[Understand the Pattern] ➔ [Analyze GitHub Solutions] ➔ [Code from Scratch] ➔ [Optimize Space/Time] Step 1: Understand the Underlying Logic First