unfold PRF_G_A, G0_1.
inline_first.
comp_skip.
unfold f_oracle, hF.
remember (splitVector c k x) as z.
comp_simp.
reflexivity.
Qed.

(* Specifications: *)
Theorem G0_1_G0_equiv :
Pr[G0_1] == Pr[G0].
Theorem G0_1_G0_equiv :
Pr[G0_1] == Pr[G0].