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#multiple DSA using dictionary

class MapAutomata:
	
	def __init__(self, map, initial):
		self.map = map
		self.initial = initial
	def transition(self, inst):
		if inst in self.map:
			self.initial = self.map[inst]
		else:
			return False
			
"""   a = MapAutomata({0:4, 1:2, 2:8}, 8)
=> None
   a
=> <MapAutomata object at 0x7f82c4dcdc88>
   a.initial
=> 8
   a.transition(1)
=> None
   a.initial
=> 2
   a.transition(0)
=> None
   a.initial
=> 4
   """