using System;

namespace dlinka
{
    class Program
    {
        static void Main(string[] args)
        {
            string a = Console.ReadLine();
            string b = Console.ReadLine();
            int[] ai = new int[a.Length];
            int[] bi = new int[b.Length];
            int ak = a.Length;
            int bk = b.Length;
            int max = Math.Max(ak, bk);
            int[] obsh = new int[max+1];
            for (int i = 0, j = ak - 1; i < ak; i++, j--)
            {
                ai[i] = a[j] - '0';
            }
            for (int i = 0, j = bk - 1; i < bk; i++, j--)
            {
                bi[i] = b[j] - '0';
            }
            int k = 0;
            for (int i = 0; i < max; i++)
            {
                if (ak > bk)
                {
                    if (i > bk-1)
                    {
                        k += ai[i];
                    }
                    else k += ai[i] + bi[i];
                }
                else
                {
                    if (i > ak-1)
                    {
                        k += bi[i];
                    }
                    else k += ai[i] + bi[i];
                }
                obsh[i] = k % 10;
                k = k / 10;
            }
            if (k != 0)
            {
                obsh[max] = k;
                max++;
            }
            for (int i = max - 1; i >= 0; --i)
            {
                Console.Write(obsh[i]);
            }
        }
    }

}