human
Maximize number of groups formed with size not smaller than its largest element | Function that prints the number of maximum groups.
Store the number of occurrence of elements.
Make all groups of similar elements and store the left numbers.
Condition for finding first leftover element.
Condition for current leftover element.
Condition if group size is equal to or more than current element.
Printing maximum number of groups.
Driver Code"
How can the above be solved in Python?
assistant
#Here is code to maximize number of groups formed with size not smaller than its largest element and the other steps required.
 def makeGroups ( a , n ) :
	v = [ 0 ] * ( n + 1 )
	for i in range ( n ) :
		v [ a [ i ] ] += 1
	no_of_groups = 0
	for i in range ( 1 , n + 1 ) :
		no_of_groups += v [ i ] // i
		v [ i ] = v [ i ] % i
	i = 1
	total = 0
	for i in range ( 1 , n + 1 ) :
		if ( v [ i ] != 0 ) :
			total = v [ i ]
			break
	i += 1
	while ( i <= n ) :
		if ( v [ i ] != 0 ) :
			total += v [ i ]
			if ( total >= i ) :
				rem = total - i
				no_of_groups += 1
				total = rem
		i += 1
	print ( no_of_groups )
if __name__ == " _ _ main _ _ " :
	arr = [ 2 , 3 , 1 , 2 , 2 ]
	size = len ( arr )
	makeGroups ( arr , size )