Finding difference between two set in python

Find the difference between two sets using python programming. The following code shows how to perform difference operation on set in python. This is the solution of the HackerRank Set .difference() Operation Python Sets problem.

Solution Code: 

n = int(input())
english = set( map( int, input().split() ) )

p = int(input())
franch = set( map( int, input().split() ) )
new_set = english.difference(franch)
print( len(new_set) )

 

Test Input:

9
1 2 3 4 5 6 7 8 9
9
10 1 2 3 11 21 55 6 8

Test Output:

4