import java.io.*;
public class T {
public static void main(String[] args) {
int ch;
try {
FileReader in = new FileReader(args[0]);
FileWriter to = new FileWriter(new File("nice.txt"));
BufferedReader br =new BufferedReader(in);

        do{
            String str2 = br.readLine();
            if(str2.getBytes().length != str2.length()) {
                System.out.println();
            } else {
                System.out.println(str2);
                to.write(str2+"\r\n");
            }
            Thread.sleep(1000);
        }while(br.readLine()!=null);
        in.close();
        br.close();
        to.close();
    }catch(Exception e) {
        e.getMessage();
    }
}

}