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)
Q<=Q;
else if(EN)
begin
if(J==0&&K==0)
Q<=Q;
else if(J==0&&K==1)
Q<=1'b0;
else if(J==1&&K==0)
Q<=1'b1;
else if(J==1&&K==1)
Q<=~Q;
end
end
endmodule