#include <bits/stdc++.h>
using namespace std;

ifstream fi("adunare.in");
ofstream fo("adunare.out");

using big = __int128;
using i64 = long long;

ostream &operator << (ostream &fo, big c) {
	string str;
	do {
		str.push_back(c % 10 + '0');
		c/= 10; }
	while (c > 0);
	reverse(begin(str), end(str));
	fo << str;
	return fo; }

istream &operator >> (istream &fi, big &c) {
	string str;
	fi >> str;
	c = 0;
	for (auto ch: str)
		c = c * 10 + (ch - '0');
	return fi; }



int main() {
	big x, y;
	fi >> x >> y;
	fo << x + y << '\n';
	return 0;
}