human
Dyck path | Returns count Dyck paths in n x n grid.
Compute value of 2 nCn.
return 2 nCn / ( n + 1 ).
Driver Code"
Solution in Python:
 Can you provide a code to dyck path and the other steps required?
assistant
#Here is code to dyck path and the other steps required.
 def countDyckPaths ( n ) :
	res = 1
	for i in range ( 0 , n ) :
		res *= ( 2 * n - i )
		res /= ( i + 1 )
	return res / ( n + 1 )
n = 4
print ( " Number ▁ of ▁ Dyck ▁ Paths ▁ is ▁ " , str ( int ( countDyckPaths ( n ) ) ) )