import java.io.*;public class cc {
   public static void main(String args[]) throws IOException{
           BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
           for(;;){
                
               
                  System.out.println("please input line:");
                String s = in.readLine();
                if(s.equals("quit")) break;
          
               
                  System.out.println(s);
        }
   }
}