var f,g:text;
    a,b,r:int64;

 begin
  assign(f,'cmmdc.in');
  reset(f);
  read(f,a,b);
  r:=a+b;
  assign(g,'cmmdc.out');
  rewrite(g);
  write(g,r);
  close(f);
  close(g);
 end.