#include <fstream>

using namespace std;

int a[100], b[100], c[101];
int n, m, k;

void ab (int a[], int n, int b[], int m, int c[], int &k)
{
  int x, r, i;
  r = 0;
  k = max(n, m);
  for (i = 1; i <= n || i <= m; i++)
  {
     x = a[i] + b[i] + r;
     r = 0;
     if (x > 9)
     {
       x -= 10;
       r = 1;
     }
     c[i] = x;
  }
  if(r)
    c[++k] = r;
}

int main()
{
    ifstream cin ("adunare.in");
    ofstream cout ("adunare.out");
    int x, y, i;
    cin >> x >> y;
    i = 1;
    while (x > 0)
    {
      a[i] =x % 10;
      i++;
      n++;
      x /= 10;
    }
    i = 1;
    while (y > 0)
    {
      b[i] = y % 10;
      i++;
      m++;
      y /= 10;
    }
    ab(a, n, b, m, c, k);

    for (i = k; i >= 1; i--)
    {
      cout << c[i];
    }
    return 0;
}