How do you plan to solve it?
module sr_latch_nor ( input S, input R, output Q, output Qn ); // Write your code here wire no_r, and_sr; // always @* begin not not_r(no_r, R); and and_snr(and_sr, S, no_r); nor q_r_qn(Q, R, Qn); nor qn_and_sr_q(Qn, and_sr, Q); // end endmodule