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Prefix Factorials of a Prefix Sum Array | Function to find the factorial of prefix sum at every possible index.
Find the prefix sum array.
Stores the factorial of all the element till the sum of array.
Find the factorial array.
Find the factorials of each array element.
Print the resultant array.
Driver code"
How can the above be solved in Python?
 Give me a code to prefix Factorials of a Prefix Sum Array and the other steps required?
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#Here is code to prefix Factorials of a Prefix Sum Array and the other steps required.
 def prefixFactorialArray ( A , N ) :
	for i in range ( 1 , N ) :
		A [ i ] += A [ i - 1 ]
	fact = [ 0 for x in range ( A [ N - 1 ] + 1 ) ]
	fact [ 0 ] = 1
	for i in range ( 1 , A [ N - 1 ] + 1 ) :
		fact [ i ] = i * fact [ i - 1 ]
	for i in range ( 0 , N ) :
		A [ i ] = fact [ A [ i ] ]
	for i in range ( 0 , N ) :
		print ( A [ i ] , end = " ▁ " )
arr = [ 1 , 2 , 3 , 4 ]
N = len ( arr )
prefixFactorialArray ( arr , N )