YES


Termination: (Ranking Functions Found)
------------
l0: < < a_0 > >
l2: < < a_0 >, < -2 + a_0 >, < -1 + b_0 > >
l3: < < a_0 > >
l4: < < a_0 >, < -2 + a_0 >, < -1 + b_0 > >
l5: < < a_0 >, < -2 + a_0 >, < b_0 >, < -1 + i_0 > >
l6: < < a_0 >, < -2 + a_0 >, < b_0 >, < i_0 > >
l7: < < a_0 >, < -2 + a_0 >, < b_0 >, < i_0 > >
l8: < < a_0 >, < -2 + a_0 > >
l9: < < a_0 >, < -2 + a_0 >, < b_0 >, < -1 + i_0 > >


method 1