11. Vector Concatenation

How do you plan to solve it?

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