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, D,
    output [7:0] OUT 
    );

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