#include <iostream>
#include <fstream>
#include <sstream>
#include <string>

int main() {
	std::ifstream f("adunare.in");
	std::ofstream o("adunare.out");

	std::string line;

	int suma = 0, a;
	while (std::getline(f, line)) {

		std::istringstream iss(line);

		iss >> a;
		std::cout << a << std::endl;
		suma = suma + a;
	}

	o << suma;

	f.close();
	o.close();

	return 0;

}