human
What is a code to number of rectangles in N * M grid and the other steps required given the following:
Number of rectangles in N * M grid | Python3 program to count number of rectangles in a n x m grid.
Driver code"
How can the above be solved in Python?
assistant
#Here is code to number of rectangles in N * M grid and the other steps required.
 def rectCount ( n , m ) :
	return ( m * n * ( n + 1 ) * ( m + 1 ) ) // 4
n , m = 5 , 4
print ( rectCount ( n , m ) )