import java.util.StringTokenizer;

public class Words
{  public static void main(String[] args)
   {  ConsoleReader console = new ConsoleReader(System.in);
   System.out.println("Immettere le parole:");
   
   int count = 0;
   
   boolean done = false;
   while (!done)
       {  String inputLine = console.readLine();
       if (inputLine == null)
	   done = true;
         else
        { // scompone la riga di input in parole
	    StringTokenizer tokenizer = new StringTokenizer(inputLine);
	    while (tokenizer.hasMoreTokens())
            {  tokenizer.nextToken(); // legge e scarta
              count++; // conta ciascuna parola
            }
	}
       }
   System.out.println(count + " parole");
   }
}