contract IONCAirdrop is BaseAirdrop {

    uint public constant PER_USER_AMOUNT = 20023e6;

    constructor(address _token, address _tokenHolder) public BaseAirdrop(_token, _tokenHolder) {
        locked = true;
    }

    // Disable direct payments
    function() external payable {
        revert();
    }

    function getAirdropAmount(address user) public constant returns (uint amount) {
        require(user != address(0));
        return PER_USER_AMOUNT;
    }
}
/**
 * @title IONC token airdrop contract.
 */
function() external payable {
    revert();
}

// Disable direct payments