module pr3499807();
supply0 gnd;
wire net1;
wire net2;
tranif0 #(100) sw1(gnd, net1, gnd);
tranif0 #(200) sw2(gnd, net2, gnd);
initial begin
$monitor($time,, gnd,, net1,, net2);
#300;
$finish(0);
end
endmodule