import sys
from alphabet import Alphabet
from regex import Regex
if __name__ == '__main__':
args = sys.argv
if len(args) < 3:
print('Usage: python app-regex-simple.py <alphabet> <regex>')
sys.exit(1)
alpha = Alphabet.load(args[1])
rx = Regex(args[2], alpha)
rx.build()
for l in sys.stdin:
l = l.strip()
if rx.match(l):
print(l)
