module sr_latch_nor (
input S,
input R,
output Q,
output Qn
);
// Write your code here
reg Q_1;
reg Qn_1;
always@(*) begin
if ( S ==1'b1 && R == 1'b0) begin
Q_1 = 1'b1;
Qn_1=1'b0;
end else if ( S == 0 && R ==1) begin
Q_1 = 1'b0;
Qn_1 = 1'b1;
end else if ( S ==1 && R ==1)begin
Q_1 = 1'b0;
Qn_1 = 1'b1;
end
end
assign Q = Q_1;
assign Qn = Qn_1;
endmodule