(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS f3)) (VAR A B C) (RULES f2(A,B) -> Com_1(f2(-2 + C,B)) :|: 0 >= A + 1 f2(A,B) -> Com_1(f2(2 + C,B)) :|: A >= 1 f3(A,B) -> Com_1(f2(A,B)) f2(A,B) -> Com_1(f300(A,C)) :|: A = 0 )