#include <iostream>
#include <string>
using namespace std;

int main()
{
	long a, b;
	cin >> a >> b;
	long sum = a + b;

	if(sum < 0) {cout << '-'; sum = - sum;}
	string s = to_string(sum);
	for(int i = 0; i < s.length(); i++){
		cout << s[i];
		if((len - i - 1) % 3 == 0 && i != len - 1) cout << ',';
	}
	cout << endl;

	return 0;
}