module jk_ff_enable (
input CLK,
input EN,
input J,
input K,
output reg Q
);
// Write your code here
always @(posedge CLK) begin
if (EN) begin
if(J==0 && K==0) Q<=Q;
else if(J==0 && K==1) Q<=0;
else if(J==1 && K==0) Q<=1;
else if(J==1 && K==1) Q<=~Q;
end
else begin
Q<=Q;
end
end
endmodule