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

class OddAndEvenJumps
{
    static void Main()
    {
        string input = Console.ReadLine();
        int oddJump = int.Parse(Console.ReadLine());
        int evenJump = int.Parse(Console.ReadLine());

        input = input.ToLower();
        input = input.Replace(" ", string.Empty);

        char[] letter = input.ToCharArray();

        List<char> oddLeters = new List<char>();
        oddLeters.Add('0');
        List<char> evenLeters = new List<char>();
        evenLeters.Add('0');

        for (int i = 0; i < input.Length; i++)
        {
            if (i % 2 == 0)
            {
                oddLeters.Add(input[i]);
            }
            else
            {
                evenLeters.Add(input[i]);
            }
        }

        int resultOdd = 0;
        int resultEven = 0;

        //odd
        for (int i = 1; i < oddLeters.Count; i++)
        {
            if (i % oddJump == 0)
            {
                resultOdd = resultOdd * oddLeters[i];
            }
            else
            {
                resultOdd += oddLeters[i];
            }

        }
        //even
        for (int i = 1; i < evenLeters.Count; i++)
        {
            if (i % evenJump == 0)
            {
                resultEven = resultEven * evenLeters[i];
            }
            else
            {
                resultEven += evenLeters[i];
            }
        }

        Console.WriteLine("Odd: {0}" ,Convert.ToString(resultOdd ,16).ToUpper());
        Console.WriteLine("Even: {0}" ,Convert.ToString(resultEven ,16).ToUpper());
    }
}