pragma solidity =0.5.16; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import "@openzeppelin/contracts/token/ERC20/ERC20Detailed.sol"; import "@openzeppelin/contracts/ownership/Ownable.sol"; contract Token is ERC20, ERC20Detailed, Ownable { constructor( string memory name, string memory symbol, uint8 decimals ) public ERC20Detailed(name, symbol, decimals) {} function mint(address to, uint256 amount) public onlyOwner { _mint(to, amount); } function burn(uint256 amount) public onlyOwner { _burn(msg.sender, amount); } }