human
Count pairs of indices having sum of indices same as the sum of elements at those indices | Function to find all possible pairs of the given array such that the sum of arr [ i ] + arr [ j ] is i + j.
Stores the total count of pairs.
Iterate over the range.
Iterate over the range.
Print the total count.
Driver code"
Solution in Python:
assistant
#Here is code to count pairs of indices having sum of indices same as the sum of elements at those indices and the other steps required.
 def countPairs ( arr , N ) :
	answer = 0
	for i in range ( N ) :
		for j in range ( i + 1 , N ) :
			if arr [ i ] + arr [ j ] == i + j :
				answer += 1
	print ( answer )
arr = [ 0 , 1 , 2 , 3 , 4 , 5 ]
N = len ( arr )
countPairs ( arr , N )