⛓️ Solidity Calculator Contract

📌 Overview

This project contains a simple Solidity smart contract that performs basic arithmetic operations such as addition and subtraction.

It is designed to demonstrate the use of functions and basic logic in Solidity.

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🛠️ Contract Details

• Language: Solidity
• Version: ^0.8.19
• License: MIT
• Type: Smart Contract
• Platform: Ethereum-compatible networks

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📄 Functions

➕ Addition

function addition(uint a, uint b) public pure returns (uint)

Returns the sum of two unsigned integers.

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➖ Subtraction

function subtraction(uint a, uint b) public pure returns (uint)

Returns the difference between two unsigned integers.

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🚀 How to Use

1. Open Remix IDE: https://remix.ethereum.org

2. Create a new Solidity file (e.g., calculator.sol)

3. Paste the contract code

4. Compile using Solidity compiler (^0.8.19)

5. Deploy using:

   • JavaScript VM (for testing), or
   • MetaMask (for real networks)

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📂 Project Structure

.
├── calculator.sol
└── README.md

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🎯 Purpose

This project is intended for learning and understanding:

• Basic Solidity syntax
• Function creation
• Arithmetic operations in smart contract
• Pure Functions