5

import java.util.*;
 
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        solve(x, y);
    }
     
    private static void solve(int x, int y) {
        System.out.println(rev(rev(x) + rev(y)));
    }
     
    private static int rev(int n) {
        int sum = 0;
        while(n != 0) {
            int i = n % 10;
            sum = sum*10 + i;
            n = n/10;
        }
        return sum;
    }
}