contract C {
    address a;
    constructor(address _a) public {
        a = _a;
    }

    function get() external view returns (address) {
        return a;
    }
}

contract D {
    address constant a = 0x1111111111111111111111111111111111111111;

    function get() external pure returns (address) {
        return a;
    }
}