using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Greater
{
    class Program
    {
        static void Main(string[] args)
        {

            List<string> words = new List<string>();
            words.Add("hi");
            words.Add("from");
            words.Add("from");
            words.Add("this");
            words.Add("world");

            Console.WriteLine(checkGreater(words, "world"));
            Console.ReadLine();
        }

        public static int checkGreater(List<string> a, string s)
        {
            int i = 0;
            int count = 0;
            int positionalValue = 0;
            List<string> afterWords = new List<string>();
            foreach (string word in a)
            {
                if (word == s)
                {
                    if (count == 0)
                    {
                        positionalValue = i;
                        count++;
                    }
                }

                if (positionalValue != 0 && i > positionalValue)
                {
                    if (word != s)
                    {
                        afterWords.Add(word);
                    }
                }
                i++;
            }
            return afterWords.Count();
        }
    }
}