eq(f0(A,B,C),1,[f3(0,B,C,D,E,F,G),loop_cont_f3(E,F,G)],[D=0,0>=C]).
eq(f0(A,B,C),1,[f3(0,B,C,D,E,F,G)],[D=1,0>=C]).
eq(f0(A,B,C),1,[f2(0,B,C,D,E,F,G),loop_cont_f2(E,F,G)],[D=0,C>=1]).
eq(f0(A,B,C),1,[f2(0,B,C,D,E,F,G)],[D=1,C>=1]).
eq(loop_cont_f3(A,B,C),0,[f5(A,B,C,D,E,F,G),loop_cont_f5(E,F,G)],[D=0]).
eq(loop_cont_f3(A,B,C),0,[f5(A,B,C,D,E,F,G)],[D=1]).
eq(f3(A,B,C,D,E,F,G),1,[f3(A,B-1,C,D,E,F,G)],[B>=1]).
eq(f5(A,B,C,D,E,F,G),1,[f5(A,B,1,D,E,F,G)],[]).
eq(f2(A,B,C,D,E,F,G),1,[f2(A+1,B,C,D,E,F,G)],[]).
eq(f3(A,B,C,D,0,B,C),1,[],[D=0,0>=B]).
eq(f5(A,B,C,D,A,B,C),0,[],[D=1]).
eq(f2(A,B,C,D,A,B,C),0,[],[D=1]).