12. Vector Bitwise Operators

How do you plan to solve it?

module bitwise_ops_demo(input [3:0] A,B,output [3:0] AND_OUT, OR_OUT,  XOR_OUT,  XNOR_OUT);

assign AND_OUT= A & B;
assign OR_OUT= A | B;
assign XOR_OUT= (A & ~B)|(~A & B);
assign XNOR_OUT=~ ((A & ~B) |(~A & B));

endmodule