Sample code 1// SPDX-License-Identifier: GPL-3.0 pragma solidity >=0.8.2 <0.9.0; contract Storage { uint256 number; function store(uint256 num) public { number = num; } function retrieve() public view returns (uint256){ return number; } } Sample code 2// SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.20; import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v5.0.0/contracts/token/ERC20/ERC20.sol"; import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v5...

Sample code 1// SPDX-License-Identifier: GPL-3.0 pragma solidity >=0.8.2 <0.9.0; contract Storage { uint256 number; function store(uint256 num) public { number = num; } function retrieve() public view returns (uint256){ return number; } } Sample code 2// SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.20; import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v5.0.0/contracts/token/ERC20/ERC20.sol"; import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v5...