YES
Time: 0.000949
TRS:
 {f c(X, s Y) -> f c(s X, Y),
  g c(s X, Y) -> f c(X, s Y)}
 DP:
  DP:
   {f# c(X, s Y) -> f# c(s X, Y),
    g# c(s X, Y) -> f# c(X, s Y)}
  TRS:
  {f c(X, s Y) -> f c(s X, Y),
   g c(s X, Y) -> f c(X, s Y)}
  EDG:
   {(g# c(s X, Y) -> f# c(X, s Y), f# c(X, s Y) -> f# c(s X, Y))}
   STATUS:
    arrows: 0.750000
    SCCS (0):