73. SR Latch

How do you plan to solve it?

module sr_latch_nor (
    input  S,
    input  R,
    output reg Q,
    output  Qn
);
    // Write your code here
    assign Qn=~Q;
    always@(*)begin
    case({S,R})
    2'b10 :Q= 1'b1;//set
    2'b01 :Q= 1'b0;//reset
    2'b00 :Q= Q ;//hold
    2'b11 :Q= 1'b0;//
    endcase
    end
endmodule