include[HTML_REMOVED]
using namespace std;
typedef long long ll;
const int N = 1e6 + 10;
int a[N]; int tmp[N];
vector[HTML_REMOVED] add(vector[HTML_REMOVED]& A, vector[HTML_REMOVED]& B)
{
if (A.size() < B.size()) return add(B, A);
vector<int> C;
int t = 0;
for (int i = 0; i < A.size(); i++)
{
t += A[i];
if(i<B.size())
t+=B[i];
C.push_back(t%10);
t = t / 10;
}
if(t) C.push_back(1);
return C;
}
int main()
{
string a, b;
cin >> a >> b;
vector<int> A;
vector<int> B;
for (int i = a.size()-1; i >= 0; i--)
{
A.push_back(a[i]-'0');
}
for (int i = b.size()-1; i >= 0; i--)
{
B.push_back(b[i]-'0');
}
auto C = add(A, B);
for(int i = C.size()-1;i>=0;i--)
{
cout << C[i];
}
return 0;
}