human
Count triplet pairs ( A , B , C ) of points in 2 | Function to return the count of possible triplets.
Insert all the points in a set.
If the mid point exists in the set.
Return the count of valid triplets.
Driver code"
Solution in Python:
assistant
#Here is code to count triplet pairs ( A , B , C ) of points in 2 and the other steps required.
 def countTriplets ( n , points ) :
	pts = [ ]
	ct = 0 ;
	for i in range ( n ) :
		pts . append ( points [ i ] ) ;
	for i in range ( n ) :
		for j in range ( i + 1 , n ) :
			x = points [ i ] [ 0 ] + points [ j ] [ 0 ] ;
			y = points [ i ] [ 1 ] + points [ j ] [ 1 ] ;
			if ( x % 2 == 0 and y % 2 == 0 ) :
				if [ x // 2 , y // 2 ] in pts :
					ct += 1
	return ct
if __name__ == " _ _ main _ _ " :
	points = [ [ 1 , 1 ] , [ 2 , 2 ] , [ 3 , 3 ] ]
	n = len ( points )
	print ( countTriplets ( n , points ) )