human
Smallest array that can be obtained by replacing adjacent pairs with their products | Function to minimize the size of array by performing given operations.
If all array elements are not same.
If all array elements are same.
Driver Code.
Function call"
How can the above be solved in Python?

Can you provide a code to smallest array that can be obtained by replacing adjacent pairs with their products and the other steps required?
assistant
#Here is code to smallest array that can be obtained by replacing adjacent pairs with their products and the other steps required.
 def minLength ( arr , N ) :
	for i in range ( 1 , N ) :
		if ( arr [ 0 ] != arr [ i ] ) :
			return 1
	return N
if __name__ == " _ _ main _ _ " :
	arr = [ 2 , 1 , 3 , 1 ]
	N = len ( arr )
	print ( minLength ( arr , N ) )