human
Count permutations of all integers upto N that can form an acyclic graph based on given conditions | Find the count of possible graphs.
Driver code"
How can the above be solved in Python?
assistant
#Here is code to count permutations of all integers upto N that can form an acyclic graph based on given conditions and the other steps required.
 def possibleAcyclicGraph ( N ) :
	print ( pow ( 2 , N - 1 ) )
	return
if __name__ == ' _ _ main _ _ ' :
	N = 4
	possibleAcyclicGraph ( N )