🎄 Advent of Code 2015 — C++ Solutions

This repository contains my solutions to Advent of Code 2015, implemented in C++.
Each day's puzzle is solved with clean, readable code and a focus on performance and correctness.

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Features

• All solutions written in modern C++ (C++17/C++20)
• Organized per-day folder structure
• Easy to compile and run
• Input files included when applicable