Educative.io occasionally offers a 7-day free trial via platforms like GitHub Student Pack (if you have a .edu email). Sign up, and you can finish the entire Grokking the Coding Interview course in 7 days if you study 4-5 hours/day.
No. Educative.io has never released an official PDF. Their platform is interactive. If you see a "Full PDF," it is a user-generated scrape, which violates their terms of service.
It's a popular course by DesignGurus (originally from Educative.io) that teaches coding interview patterns (sliding window, two pointers, fast & slow pointers, etc.), not a free book. grokking+the+coding+interview+github+pdf+full
While the full PDF is often shared illegally (which I can't provide or help locate), here are legal alternatives:
Instead of a stolen PDF, developers have created legal, inspired resources: Educative
| Repository Type | Example | What It Offers |
|----------------|---------|----------------|
| Pattern summaries | dipjul/Grokking-the-Coding-Interview-Patterns-for-Coding-Questions | Concise notes on the 16–26 patterns (Sliding Window, Two Pointers, etc.) |
| Problem lists mapped to patterns | Chanda-Abdul/Several-Coding-Patterns-for-Solving-Data-Structures-and-Algorithms-Problems | LeetCode problems organized by pattern |
| Solutions in multiple languages | gouthampradhan/leetcode | Clean, well-documented solutions |
| Anki flashcards | Various user repos | Spaced repetition decks for pattern recognition |
💡 Search GitHub for:
coding interview patternsorgrokking patterns notesto find these. 💡 Search GitHub for: coding interview patterns or
Whether you find a dodgy PDF or pay for the real thing, the study method is identical. Here is the system used by engineers who actually get offers.
If you want the legitimate full content, here are the official sources:
Even if you find a PDF on GitHub claiming to be “full,” it is likely: