Discover the logic behind implementing efficient hash maps and their applications in problem-solving.

Coding

Hash Maps

Efficiently prepare for coding interviews with strategies from FAANG engineers. Avoid the LeetCode grind and simplify your interview prep with real-world questions from top companies.

The ultimate guide to the System Design Interview – developed by Meta & Google engineers. Master distributed system fundamentals, and practice with real-world interview questions & mock interviews.

System Design

The essential guide to API Design & Product Design Interviews – developed by FAANG engineers. Master product design fundamentals & get hands-on with real-world APIs.

API Design

A battle-tested guide to Object Oriented Design Interviews – developed by FAANG engineers. Master OOD fundamentals & practice real-world interview questions.

Low Level Design Interview Using OOD Principles

Your essential EM Interview crash course. Learn strategies from FAANG hiring managers to demonstrate your leadership skills & experience to interviewers.

Engineering Management and Leadership Interviews

The ultimate guide to behavioral interviews. Developed by FAANG engineers. Use real-world questions, video recording, and structured strategies to get interview-ready in just a few hours.

Behavioral

Try to solve the Fraction to Recurring Decimal problem.

Problem: Fraction to Recurring Decimal

Problem: Fraction to Recurring Decimal