[baekjoon]python #14425 문자열 집합

[baekjoon]python #14425 문자열 집합

https://www.acmicpc.net/problem/14425

14425번: 문자열 집합

import sys
input = sys.stdin.readline

N,M = map(int,input().split(' '))
S = [input()for _ in range(N)]
arr = [input()for _ in range(M)]

answer = 0
for a in arr:
    if a in S:
        answer+=1

print(answer)