using System;

class main {
  public static void Main (string[] args) {
    char[] cs=new char[] {' '};
    string[] s;
    s=Console.ReadLine().Split(cs,StringSplitOptions.RemoveEmptyEntries);
    int a=int.Parse(s[0]),b=int.Parse(s[1]);
    Console.WriteLine(-(-a-b));
  }
}