module D_FlipFlop(
	input D, C,
	inout Q, Qbar
    );
	 wire w1, w2;
	 assign w1 = ~(D & C);
	 assign w2 = ~(~D & C);
	 assign Q = ~(w1 & Qbar);
	 assign Qbar = ~(w2 & Q);

endmodule