using System;

using System.Collections.Generic;

using System.Linq;                  

public class Program

{

    public static void Main(string[] args)

        {

            var s = "boiecrpb*Dudmd.2qc9{c75[(!g6Qh*2$--e6VV2mqÖzzkhHebc".ToList();

            Console.WriteLine(string.Join("",Fibonacci().TakeWhile(x => x < 30L)

            .Select(n =>{var r = (char)s[n];s.RemoveAt(n);return r;})));

        }

        public static IEnumerable<int> Fibonacci()

        {

            int c = 0, n = 1;

            while (true){yield return c;int t = n;n += c;c = t;}

        }

}