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a,n,b,m=int(input()), set(input().split()), int(input()), set(input().split())
print(len(n.intersection(m)))
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Set .intersection() Operation
You are viewing a single comment's thread. Return to all comments →
a,n,b,m=int(input()), set(input().split()), int(input()), set(input().split())
print(len(n.intersection(m)))