Problem:
Score : 100 points

Problem Statement

Rng is going to a festival.

The name of the festival is given to you as a string S, which ends with FESTIVAL, from input. Answer the question: "Rng is going to a festival of what?" Output the answer.

Here, assume that the name of "a festival of s" is a string obtained by appending FESTIVAL to the end of s.
For example, CODEFESTIVAL is a festival of CODE.

Constraints

9 \leq |S| \leq 50

S consists of uppercase English letters.

S ends with FESTIVAL.

Input

Input is given from Standard Input in the following format:

S

Output

Print the answer to the question: "Rng is going to a festival of what?"

Sample Input 1

CODEFESTIVAL

Sample Output 1

CODE

This is the same as the example in the statement.

Sample Input 2

CODEFESTIVALFESTIVAL

Sample Output 2

CODEFESTIVAL

This string is obtained by appending FESTIVAL to the end of CODEFESTIVAL, so it is a festival of CODEFESTIVAL.

Sample Input 3

YAKINIKUFESTIVAL

Sample Output 3

YAKINIKU

Solution in C# (Mono 4.6.2.0) (judge verdict: Runtime Error)

using System;
using System.Collections.Generic;

namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            string[] d = Console.ReadLine().Split(' ');
            List<string> dl = new List<string>();
            dl.AddRange(d);


            int m = int.Parse(Console.ReadLine());
            var t = Console.ReadLine().Split(' ');


            foreach (var s in t)
            {
                var index = dl.IndexOf(s);
                if(index == -1)
                {
                    Console.WriteLine("NO");
                    return;
                }
                dl.RemoveAt(index);
            }

            Console.WriteLine("YES");
        }
    }
}