YES


Termination: (Ranking Functions Found)
------------
eval_main_bb1_in: < < 1 + v_x.0 >, < v_x.0 > >
eval_main_bb2_in: < < 1 + v_x.0 >, < v_x.0 > >
eval_main_bb3_in: < < v_x.0 >, < v_0 -v_y.0 > >
eval_main_bb4_in: < < v_x.0 >, < v_0 -2 * v_y.0 > >
eval_main_bb5_in: < < v_x.0 >, < -1 + v_x.0 > >


method 1