human
Group multiple occurrence of array elements ordered by first occurrence | A simple method to group all occurrences of individual elements.
Initialize all elements as not visited.
Traverse all elements.
Check if this is first occurrence.
If yes , print it and all subsequent occurrences.
Driver Code"
Solution in Python:

Write me a code to group multiple occurrence of array elements ordered by first occurrence and the other steps required?
assistant
#Here is code to group multiple occurrence of array elements ordered by first occurrence and the other steps required.
 def groupElements ( arr , n ) :
	visited = [ False ] * n
	for i in range ( 0 , n ) :
		visited [ i ] = False
	for i in range ( 0 , n ) :
		if ( visited [ i ] == False ) :
			print ( arr [ i ] , end = " ▁ " )
			for j in range ( i + 1 , n ) :
				if ( arr [ i ] == arr [ j ] ) :
					print ( arr [ i ] , end = " ▁ " )
					visited [ j ] = True
arr = [ 4 , 6 , 9 , 2 , 3 , 4 , 9 , 6 , 10 , 4 ]
n = len ( arr )
groupElements ( arr , n )