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Queries to find minimum sum of array elements from either end of an array | Function to find the minimum sum for the given queries.
Stores prefix and suffix sums.
Stores pairs of prefix and suffix sums.
Traverse the array.
Add element to prefix.
Store prefix for each element.
Traverse the array in reverse.
Add element to suffix.
Storing suffix for each element.
Traverse the array queries [ ].
Minimum of suffix and prefix sums.
Driver Code"
Solution in Python:
 ... What is a code to queries to find minimum sum of array elements from either end of an array and the other steps required?
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#Here is code to queries to find minimum sum of array elements from either end of an array and the other steps required.
 def calculateQuery ( arr , N , query , M ) :
	prefix = 0
	suffix = 0
	mp = { }
	for i in range ( N ) :
		prefix += arr [ i ]
		mp [ arr [ i ] ] = [ prefix , 0 ]
	for i in range ( N - 1 , - 1 , - 1 ) :
		suffix += arr [ i ]
		mp [ arr [ i ] ] = [ mp [ arr [ i ] ] [ 0 ] , suffix ]
	for i in range ( M ) :
		X = query [ i ]
		print ( min ( mp [ X ] [ 0 ] , mp [ X ] [ 1 ] ) , end = " ▁ " )
arr = [ 2 , 3 , 6 , 7 , 4 , 5 , 30 ]
queries = [ 6 , 5 ]
N = len ( arr )
M = len ( queries )
calculateQuery ( arr , N , queries , M )