line from the user but in fact you're passing the read my message to the rd object which means get me a line from the file which file this father died created the correspondence with over here this away line-by-line everytime i call argue red-line i'm going to get in some in the next line from the file what do i get when i reached the end of the file and this is the crucial thing one thing and i think it's hey did you get an empty string like you get double quote double quote now in fact i don't because the my file could actually create contain empty 