Method play

enums/RoShamBo.java:15–20

(Class<T> rsbClass, int size)

      a + " vs. " + b + ": " +  a.compete(b));
  }
  public static <T extends Enum<T> & Competitor<T>>
  void play(Class<T> rsbClass, int size) {
    for(int i = 0; i < size; i++)
      match(
        Enums.random(rsbClass),Enums.random(rsbClass));
  }
}