(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS f300)) (VAR A B) (RULES f300(A, B) -> Com_1(f2(A, B)) f2(A, B) -> Com_1(f2(A - 1, B)) [ A >= 1 ] f2(A, B) -> Com_1(f1(A - 1, C)) [ 0 >= A ] )