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;
    assign XNOR_OUT=~(A^B);
endmodule