import java.io.* ;

public class Echo {

   public static void main( String [] args ) {
         DataInputStream dis = new DataInputStream( System.in ) ;
         try {
            while ( true ) {
                String s = dis.readLine() ;
                if ( s == null ) break ;
                System.out.println(s) ;
            }
         } 
         catch (IOException ioe ) { }
      }

   }