import sys
import re2
import csv

def load_surnames_from_csv(filename):
    with open(filename, 'r', encoding='utf-8') as csvfile:
        reader = csv.reader(csvfile)
        surnames = [row[0].strip().lower() for row in reader]
    return surnames

def build_patterns(surnames):
    patterns = [re2.compile(surname) for surname in surnames]
    return patterns

def contains_lowercase_surname(line, patterns):
    lowercase_line = line.lower()
    return any(pattern.search(lowercase_line) for pattern in patterns)

def main():
    male_surnames = load_surnames_from_csv('TaskG00/male_surnames.csv')
    female_surnames = load_surnames_from_csv('TaskG00/female_surnames.csv')

    all_surnames = list(set(female_surnames + male_surnames))
    all_surnames.sort()
    patterns = build_patterns(all_surnames)

    for line in sys.stdin:
        if contains_lowercase_surname(line, patterns):
            print(line, end="")


main()