Hello, Interview!

Unique Conceptual Problems for Interviews — Solutions in Multiple Languages.

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🚀 Contributing

We welcome contributions in any programming language! If you'd like to add a new problem or add a solution in your favorite language, please check out our Contribution Guidelines.

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📚 Topics

Arrays and Strings

Backtracking

Dynamic Programming

Graph

Greedy

Hashing

Linked List

Meet in the Middle

Object Oriented Design

Queues

Recursion

Sliding Window

Stacks

System Design

Trees

Tries