Onchain Tool

// SPDX-License-Identifier: GPL-3.0 pragma solidity >=0.8.2 <0.9.0; /** * @title Storage * @dev Store & retrieve value in a variable */ contract Storage { uint256 number; /** * @dev Store value in variable * @param num value to store */ function store(uint256 num) public { number = num; } /** * @dev Return value * @return value of 'number' */ function retrieve() public view returns (uint256) { return number; } }