import java.util.Scanner;

/**
   Counts the number of words in a line.
   Input: a string containing the line
   Output: the number of words in the line

public class CountWords

{
   public static void main(String[] args)

   {
      // your work here

      Scanner in = new Scanner(System.in);
      while (in.hasNext())
      {
         // more work here

      }

      // more work here

   }
}