human
Queries to find the count of characters preceding the given location | Python 3 implementation of the approach.
returns character at index pos - 1.
Driver Code"
Solution in Python:
assistant
#Here is code to queries to find the count of characters preceding the given location and the other steps required.
 def Count ( s , pos ) :
	c = s [ pos - 1 ]
	counter = 0
	for i in range ( pos - 1 ) :
		if s [ i ] == c :
			counter = counter + 1
	return counter
if __name__ == " _ _ main _ _ " :
	s = " abacsddaa "
	n = len ( s )
	query = [ 9 , 3 , 2 ]
	Q = len ( query )
	for i in range ( Q ) :
		pos = query [ i ]
		print ( Count ( s , pos ) )