include [HTML_REMOVED]
include [HTML_REMOVED]
using namespace std;
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 /= 10;
}
if (t) C.push_back(t);
return C;
}
int main() {
string a, b;
vector[HTML_REMOVED] A, B;
cin >> a >> b;
for (int i = a.size() - 1; i >= 0; i–) A.push_back(a[i] - ‘0’);//倒序存储第一个数
for (int i = b.size() - 1; i >= 0; i–) B.push_back(b[i] - ‘0’);//倒序存储第二个数
auto C = add(A, B);//调用加和函数
for (int i = C.size() - 1; i >= 0; i–) cout << C[i];//倒序输出C中的数字
cout << endl;
return 0;
}