using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("ENTER A STRING");

        String str=Console.ReadLine();

        int count=0,i;

        for(i=0;i<str.Length;i++)

        {

            if(str[i]== ' ')

            {

                count++;

            }

​

        }

        Console.WriteLine("no of words:"+(count+1));

    }

}