no meaning here concode_field_sep PlaceHolder placeHolder concode_field_sep double getReward concode_elem_sep ActionList getActionList concode_elem_sep ITwoPlayerState defaultInitialTwoPlayerState concode_elem_sep int whoWins concode_elem_sep boolean isFinal concode_elem_sep IState defaultInitialState
IState function ( IState arg0 , IAction arg1 ) { return null ; }