11. Vector Concatenation

How do you plan to solve it?

/*Write your code here*/
module concat8_packer(input [3:0] A , input [1:0] B , input C, input D, output [7:0]OUT);

    assign OUT[7:4] = A[3:0];
    assign OUT[3:2] = B[1:0];
    assign OUT[1]   = ~C;
    assign OUT[0]   = D;

endmodule