using System;
using System.Linq;

namespace yukicoder
{
    class yukicoder0353
    {
        static int Add(int a, int b)
        {
            return a - (-b);
        }

        static void Main(string[] args)
        {
            var xs = Console.ReadLine().Split(' ').Select(x => int.Parse(x)).ToArray();
            Console.WriteLine(Add(xs[0], xs[1]));
        }
    }
}