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  1. Prepare
  2. Python
  3. Sets
  4. Set .difference() Operation
  5. Discussions

Set .difference() Operation

  • imam_alfaridzi
     + 0 comments

    Here's my code:

    el = int(input())
e = list(map(int, input().split()))[:el]
fl = int(input())
f = list(map(int, input().split()))[:fl]
print(len(list(set(e).difference(f))))