Test your understanding of various coding challenges focusing on algorithm efficiency.

Coding

Challenge Yourself

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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

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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

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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

# Statement

Given two integers, `a` and `b`, return their sum without using the addition or subtraction operators.


**Constraints:**

- $-1000\leq$ `a`, `b` $\leq 1000$

# Examples

Try to solve the Sum of Two Integers problem.

Problem: Sum of Two Integers

Statement

Examples

Problem: Sum of Two Integers

Statement

Examples