// SPDX-License-Identifier: MIT pragma solidity >=0.8.0; import "./MysteryMath.sol"; contract MysteryMathV1 is MysteryMath { uint32 public immutable version; constructor() { version = 1; } function doMath(uint256 a, uint256 b) external pure override returns (uint256 _result) { _result = a + b; } }