42. Equality Operators

How do you plan to solve it?

module x_detector (
    input  [1:0] a,
    output   wire    eq_logic,
    output  wire     eq_case
);
assign eq_logic=(a == 2'bx1)?1'b1:1'b0;
assign eq_case=(a === 2'bx1)?1'b1:1'b0;

endmodule