eq(f0(A,B,C),1,[f15(2,B,C,D,E,F,G),loop_cont_f15(E,F,G)],[D=0]).
eq(f0(A,B,C),1,[f15(2,B,C,D,E,F,G)],[D=1]).
eq(f15(A,B,C,D,E,F,G),1,[f18(A,A,C,H,I,J,K),loop_cont_f18(I,J,K,D,E,F,G)],[H=0,10>=A]).
eq(f15(A,B,C,D,E,F,G),1,[f18(A,A,C,H,I,J,K)],[D=1,H=1,10>=A]).
eq(f18(A,B,C,D,E,F,G),1,[f18(A,B-1,H,D,E,F,G)],[I>=J+1]).
eq(loop_cont_f18(A,B,C,D,E,F,G),0,[f15(A,B,C,D,E,F,G)],[]).
eq(f15(A,B,C,D,A,B,C),1,[],[D=1,A>=11]).
eq(f18(A,B,C,D,A+1,B,C),1,[],[D=0]).