// SPDX-License-Identifier: MIT pragma solidity ^0.6.0; import "../math/SafeMath.sol"; contract SafeMathMock { function mul(uint256 a, uint256 b) public pure returns (uint256) { return SafeMath.mul(a, b); } function div(uint256 a, uint256 b) public pure returns (uint256) { return SafeMath.div(a, b); } function sub(uint256 a, uint256 b) public pure returns (uint256) { return SafeMath.sub(a, b); } function add(uint256 a, uint256 b) public pure returns (uint256) { return SafeMath.add(a, b); } function mod(uint256 a, uint256 b) public pure returns (uint256) { return SafeMath.mod(a, b); } }