f1=open("marksonad.txt", "r")
otsitavad=f1.readline().strip().split()
f1.close()
f2=open("laused.txt", "r")
f3=open("vastus.txt", "w")
for rida in f2:
  leitud=0
  for sona in otsitavad:
     if rida.find(sona)!=-1:
       leitud=1
  if leitud:
     f3.write(rida)
f2.close()
f3.close()