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n = int(input()) a1 = input().split() b = int(input())
a2 = input().split() a = set(a1) k = set(a2) print(len(a&k))
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Set .intersection() Operation
You are viewing a single comment's thread. Return to all comments →
n = int(input()) a1 = input().split() b = int(input())
a2 = input().split() a = set(a1) k = set(a2) print(len(a&k))