using System;
 
namespace ProgramConsole
{
    public class Program
    {
        public static void Main(string[] args)
        {
            string s = "ahde7394";
            int index = 0;
            foreach (var i in s)
            {
                if(Char.IsDigit(i))
                {
                    index = s.IndexOf(i);
                    break;
                }
            }
 
            Console.WriteLine(s.Substring(0, index));
            Console.WriteLine(s.Substring(index));
 
        }
    }
 
}

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