class Container():
    def __init__( self, max, y = 0, g = 0, b = 0 ):
        self.y, self.g, self.b = y, g, b

    def empty( self ):
        self.y, self.g, self.b = 0,0,0

    def status( self ):
        return [self.y, self.g, self.b]