#include <string>
#include <vector>
#include <algorithm>
#include <numeric>
#include <set>
#include <map>
#include <queue>
#include <iostream>
#include <sstream>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstring>
#include <cctype>
#include <cassert>
#include <limits>
#include <functional>
using namespace std;

int main() {
	int A; int B;
	while(~scanf("%d%d", &A, &B)) {
		int ans = A - -B;
		printf("%d\n", ans);
	}
	return 0;
}