import '@openzeppelin/contracts/token/ERC20/ERC20.sol';

contract TestToken is ERC20 {
    uint256 constant _initial_supply = 100 * (10**18);

    constructor() ERC20('TestToken', 'TT') {
        _mint(msg.sender, _initial_supply);
    }
}

contract TestToken10 is ERC20 {
    uint256 constant _initial_supply = 100 * (10**18);

    constructor() ERC20('TestToken', 'TT') {
        _mint(msg.sender, _initial_supply);
    }

    function decimals() public pure override returns (uint8) {
        return 10;
    }
}

contract TestToken27 is ERC20 {
    uint256 constant _initial_supply = 100 * (10**27);

    constructor() ERC20('TestToken', 'TT') {
        _mint(msg.sender, _initial_supply);
    }

    function decimals() public pure override returns (uint8) {
        return 27;
    }
}