using System;

​

public class Program

{

​

    public static void Main()

    {

        string lempo = Console.ReadLine(); 

        for (int ararat = 0; ararat < lempo.Length; ararat++)

            if(lempo[ararat] == ' ')

        {

        }

        else

        {

            int polz = 0;

            polz +=1;

            Console.WriteLine(polz);

        }

    }

}