YES


Termination: (Ranking Functions Found)
------------
n_eval_main_bb1_in___3: < < v_4 -v_x_P1 > >
n_eval_main_bb1_in___6: < < v_x_P0 -v_y_P0 > >
n_eval_main_bb2_in___2: < < -1 + v_4 -v_x_P0 > >
n_eval_main_bb2_in___4: < < -1 + v_x_P0 -v_y_P0 > >


method 1