class Program
{
    static void Main(string[] args)
    {
        string baseWord = Console.ReadLine()!;
        string inputWord = Console.ReadLine()!;
        string outputWord = "";

        foreach (char c in inputWord)
        {
            if (c == '0' || c == '1' || c == '2' || c == '3' || c == '4'
                || c == '5' || c == '6' || c == '7' || c == '8' || c == '9')
            {
                string change = c.ToString();
                int num = int.Parse(change);

                outputWord += baseWord[num];
            }
            else
            {
                outputWord += c;
            }
        }

        Console.WriteLine(outputWord);
    }
}