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Cost required to empty a given array by repeated removal of maximum obtained by given operations | Function to find the total cost of removing all array elements.
Sort the array in descending order.
Stores the total cost.
Contribution of i - th greatest element to the cost.
Remove the element.
If negative.
Add to the final cost.
Return the cost.
Given array arr [ ].
Function call"
Solution in Python:
 What is a code to cost required to empty a given array by repeated removal of maximum obtained by given operations and the other steps required?
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#Here is code to cost required to empty a given array by repeated removal of maximum obtained by given operations and the other steps required.
 def findCost ( a , n ) :
	a . sort ( reverse = True )
	count = 0
	for j in range ( n ) :
		p = a [ j ] - j
		a [ j ] = 0
		if ( p < 0 ) :
			p = 0
			continue
		count += p
	return count
arr = [ 1 , 6 , 7 , 4 , 2 , 5 , 3 ]
N = len ( arr )
print ( findCost ( arr , N ) )