contract.sol

/*
 * Basic smart contract layout using Ethereum's Solidity 
 */
 
pragma solidity ^0.4.0; // instructions for compiler on how to treat source code

contract Storage {
    uint data; // 256-bit unsigned int state variable

    function set(uint x) public { // modify value of state variable
        storedData = x;
    }

    function get() public view returns (uint) { // return value of state variable
        return storedData;
    }
}