📘 CSES Problem Set Solutions with Explanation (C++)

This repository contains my solutions to the CSES Problem Set, implemented in C++ and accompanied by clear explanations and algorithmic insights.
It’s designed to help learners and competitive programmers understand the logic behind each problem — not just the code.

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📁 Repository Structure

Each solution file includes:

• 🔗 Problem link
• 🧠 Key observations
• 🧭 Core idea / approach
• 💻 Clean, tested C++ code

Solutions are organized into folders based on topic.

✅ Topics Covered

• Introductory Problems
• Sorting and Searching
• Dynamic Programming
• Graph Algorithms
• Tree Algorithms
• Mathematics
• Range Queries
• String Algorithms
• Geometry
• Sliding Window Problems
• Bitwise Operations

(New problems and categories are added regularly)

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🛠️ Tech Stack

• Language: C++
• Editor: VS Code
• Online Judge: cses.fi

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🚀 Getting Started

1. Clone the repo:

   git clone https://github.com/shashi9170/CSES.git
   cd CSES