Input TRS:
    1: f(f(x)) -> g(f(x))
    2: g(g(x)) -> f(x)
Number of strict rules: 2
Direct Order(PosReal,>,Poly) ... removes: 1 2
     f(x1)	weight: (/ 3 8) + x1
     g(x1)	weight: (/ 1 4) + x1
Number of strict rules: 0
YES