using System; namespace A { class Program {
static void Main(string [] args)
{
string A, B;
int at;
int i,j;
int count=0;
A = Console.ReadLine();
B = Console.ReadLine();
char[] a = A.ToCharArray();
char[] b = B.ToCharArray();
string c ="";
for (i = a.Length - 1,j = b.Length - 1; i >= 0||j >=0; i--,j--)
{
if (i < 0)
{ at = Convert.ToInt32(b[j].ToString()) + count; }
else if (j < 0)
{ at = Convert.ToInt32(a[i].ToString()) + count; }
else
{ at = Convert.ToInt32(a[i].ToString()) + Convert.ToInt32(b[j].ToString()) + count; }
if (at < 10)
{
count = 0;
}
else
{
count = (at / 10) % 10;
at = at % 10;
}
c=at+""+c;
}
if (count != 0)
c = "1" +""+ c;
Console.WriteLine(c);
}
}
}