Submission #38714058

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from collections import defaultdict
N, M = map(int, input().split())
S = [input() for _ in range(N)]
T = defaultdict(bool, {input(): True for _ in range(M)})
print(len([1 for s in S if T[s[3:]]]))
 
 
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from collections import defaultdict

N, M = map(int, input().split())
S = [input() for _ in range(N)]
T = defaultdict(bool, {input(): True for _ in range(M)})
print(len([1 for s in S if T[s[3:]]]))

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