dsa-math-basics-cpp

DSA Math & Basics in C++

This repository contains 50 handpicked problems on:

• Time Complexity & Space Complexity
• Recursion Basics

These problems are commonly asked in Google, Amazon, Microsoft, Facebook, Apple interviews.

📂 Structure

• complexity/ → Problems related to Big-O, sorting, searching, DS complexities.
• recursion/ → Classic recursion problems (factorial, fibonacci, Hanoi, permutations, subsets).
• utils/ → Helper functions and common snippets.

🚀 How to Compile & Run

g++ recursion/01_factorial.cpp -o factorial && ./factorial