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

public class SBNumbers
{
    static string Fix(string str, int max)
    {
        int diff = max - str.Length;
        StringBuilder zeroes = new StringBuilder();
        StringBuilder newStr = new StringBuilder();
        for(int i = 0; i < diff; i++)
        {
            zeroes.Append('0');
        }
        newStr.Append(zeroes + str);
        return newStr.ToString();
    }

    public static void Main()
    {
        string firstNumber = Console.ReadLine();
        string secondNumber = Console.ReadLine();
        int maxLength = (firstNumber.Length > secondNumber.Length) ? firstNumber.Length : secondNumber.Length;
        if (firstNumber.Length != maxLength)
        {
            firstNumber = Fix(firstNumber, maxLength);
        }
        else
        {
            secondNumber = Fix(secondNumber, maxLength);
        }
        List<string> list = new List<string>();
        int remainder = 0;

        for (int i = maxLength - 1; i >= 0; i--)
        {
            //adds two numbers
            int temp = int.Parse(firstNumber[i].ToString()) + int.Parse(secondNumber[i].ToString()) + remainder;
            //checks how long the number is
            if (temp.ToString().Length > 1 && i != 0)
            {
                list.Add(temp.ToString()[1].ToString());
                remainder = int.Parse(temp.ToString()[0].ToString());
            }
            else if (temp.ToString().Length == 1 && i != 0)
            {
                list.Add(temp.ToString()[0].ToString());
                remainder = 0;
            }

            if (i == 0)
            {
                list.Add(temp.ToString());
            }
        }

        string[] strArr = new string[list.Count];
        int y = list.Count - 1;
        foreach (var el in list)
        {
            strArr[y] = el;
            y--;
        }

        string result = "";
        Console.WriteLine(String.Join(result, strArr));
    }
}