Chef

class Kitchen:
    """A facility for interpreting the esoteric language 'Chef'.
    """

    def __init__(self, recipe=""):
        """Constructor

        Initializes lists for mixing bowls and baking dishes and
            begins evaluating the recipe (taken in as a string).
        """
        pass

    class Bowl:
        """One mixing bowl allowing for the basic operations.
        """
        pass

    class Dish:
        """One baking dish allowing for the basic operations.
        """
        pass

    def _get_bowl(self, s):
        """Returns the mixing bowl specified by this string.

        This method searches the string provided for the mixing bowl needed:
        >>> getDish("Pour the 3rd mixing bowl into the 2nd baking dish.")
        3

        If no ordinal for a mixing bowl is specified, it defaults to 1:
        >>> getDish("Put zucchinis into the mixing bowl.")
        1

        If there is no mention of any mixing bowls, this function returns None:
        >>> getDish("I've got poop for brains.")
        None
        """
        pass

    def _get_dish(self, s):
        """Returns the baking dish specified by this string.

        This method searches the string provided for the baking dish needed:
        >>> getDish("Pour the 3rd mixing bowl into the 2nd baking dish")
        2

        If no ordinal for a baking dish is specified, it defaults to 1:
        >>> getDish("Pour the 3rd mixing bowl into the baking dish")
        1

        If there is no mention of any baking dishes, this function returns None:
        >>> getDish("I've got poop for brains.")
        None
        """
        pass

    def take(self, s):
        """Take (ingredient) from refrigerator.

        This reads a numeric value from STDIN into
            the ingredient named, overwriting any
            previous value.
        """
        pass

    def put(self, s):
        """Put (ingredient) into the [nth] mixing bowl.

        This puts the ingredient into the nth mixing bowl.
        """
        pass

    def fold(self, s):
        """Fold (ingredient) into [nth] mixing bowl.

        This removes the top value from the nth mixing bowl and places it in the ingredient.
        """
        pass

    def add(self, s):
        """Two uses.


        Add (ingredient) [to [nth] mixing bowl].
            This adds the value of ingredient to the
            value of the ingredient on top of the
            nth mixing bowl and stores the result
            in the nth mixing bowl.

        Add dry ingredients [to [nth] mixing bowl].
            This adds the values of all the dry ingredients
            together and places the result into the
            nth mixing bowl.
        """
        pass

    def remove(self, s):
        """Remove ingredient [from [nth] mixing bowl].

        This subtracts the value of ingredient from
            the value of the ingredient on top of the
            nth mixing bowl and stores the result in
            the nth mixing bowl.
        """
        pass

    def combine(self, s):
        """Combine ingredient [into [nth] mixing bowl].

        This multiplies the value of ingredient by
            the value of the ingredient on top of
            the nth mixing bowl and stores the result
            in the nth mixing bowl.
        """
        pass

    def divide(self, s):
        """Divide ingredient [into [nth] mixing bowl].

        This divides the value of ingredient into
            the value of the ingredient on top of
            the nth mixing bowl and stores the result
            in the nth mixing bowl.
        """
        pass

    def liquefy(self, s):
        """Two uses.


        Liquefy | Liquify ingredient.
            This turns the ingredient into a liquid,
            i.e. a Unicode character for output purposes.

            (Note: The original specification used
            the word "Liquify", which is a spelling
            error. "Liquify" is deprecated.
            Use "Liquefy" in all new code.)

        Liquefy | Liquify contents of the [nth] mixing bowl.
            This turns all the ingredients in the nth mixing bowl
            into a liquid, i.e. a Unicode characters for
            output purposes.
        """
        pass

    def stir(self, s):
        """Two uses.


        Stir [the [nth] mixing bowl] for number minutes.
            This "rolls" the top number ingredients
            in the nth mixing bowl, such that the
            top ingredient goes down that number of
            ingredients and all ingredients above it
            rise one place. If there are not that many
            ingredients in the bowl, the top ingredient
            goes to tbe bottom of the bowl and all
            the others rise one place.

        Stir ingredient into the [nth] mixing bowl.
            This rolls the number of ingredients
            in the nth mixing bowl equal to
            the value of ingredient, such that
            the top ingredient goes down that number
            of ingredients and all ingredients above
            it rise one place. If there are not that
            many ingredients in the bowl, the top
            ingredient goes to tbe bottom of the bowl
            and all the others rise one place.
        """
        pass

    def mix(self, s):
        """Mix [the [nth] mixing bowl] well.

        This randomises the order of the
            ingredients in the nth mixing bowl.
        """
        pass

    def clean(self, s):
        """Clean [nth] mixing bowl.

        This removes all the ingredients
            from the nth mixing bowl.
        """
        pass

    def pour(self, s):
        """Pour contents of the [nth] mixing bowl into the [pth] baking dish.

        This copies all the ingredients from
            the nth mixing bowl to the
            pth baking dish, retaining the order
            and putting them on top of anything
            already in the baking dish.
        """
        pass

    def set(self, s):
        """Set aside.

        This causes execution of the innermost
            loop in which it occurs to end
            immediately and execution
            to continue at the statement after
            the "until".
        """
        pass

    def serve(self, s):
        """Two uses.


        Serve with auxiliary-recipe.
            This invokes a sous-chef to immediately
            prepare the named auxiliary-recipe.
            The calling chef waits until the sous-chef
            is finished before continuing.

            See the section on auxiliary recipes below.

        Serves number-of-diners.
            This statement writes to STDOUT the contents
            of the first number-of-diners baking dishes.
            It begins with the 1st baking dish,
            removing values from the top one by one and
            printing them until the dish is empty,
            then progresses to the next dish, until all
            the dishes have been printed.

            The serves statement is optional, but is
            required if the recipe is to output anything!
        """
        pass
        return s

    def refrigerate(self, s):
        """Refrigerate [for number hours].

        This causes execution of the recipe
            in which it appears to end immediately.
            If in an auxiliary recipe, the auxiliary
            recipe ends and the sous-chef's first
            mixing bowl is passed back to the calling
            chef as normal. If a number of hours is
            specified, the recipe will print out its
            first number baking dishes before ending.
        """
        pass

k = Kitchen()

a = raw_input()

toks = a.split()

func = getattr(k, toks[0])

print func(toks[1:])