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Maximum possible array sum after performing the given operation | Function to return the maximum possible sum after performing the given operation.
Dp vector to store the answer.
Base value.
Return the maximum sum.
Driver code"
Solution in Python:
 ... Can you provide a code to maximum possible array sum after performing the given operation and the other steps required?
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#Here is code to maximum possible array sum after performing the given operation and the other steps required.
 def max_sum ( a , n ) :
	dp = [ [ 0 for i in range ( 2 ) ] for j in range ( n + 1 ) ]
	dp [ 0 ] [ 0 ] = 0 ; dp [ 0 ] [ 1 ] = - 999999 ;
	for i in range ( 0 , n ) :
		dp [ i + 1 ] [ 0 ] = max ( dp [ i ] [ 0 ] + a [ i ] , dp [ i ] [ 1 ] - a [ i ] ) ;
		dp [ i + 1 ] [ 1 ] = max ( dp [ i ] [ 0 ] - a [ i ] , dp [ i ] [ 1 ] + a [ i ] ) ;
	return dp [ n ] [ 0 ] ;
if __name__ == ' _ _ main _ _ ' :
	a = [ - 10 , 5 , - 4 ] ;
	n = len ( a ) ;
	print ( max_sum ( a , n ) ) ;