YES Termination: (Ranking Functions Found) ------------ l1: < < 9 - x0_0, 9 - x0_0 > > l3: < < 9 - x0_0, 0 >, < 11 - x1_0, 11 - x1_0 > > l2: < < 9 - x0_0, 0 >, < 11 - x1_0, 0 > > l0: < < 9 - x0_0, 0 > >