cos

#include <iostream>
#include <vector>
#include <cstdlib>
using namespace std;

int main() {

	int buffer = 0;

	vector<int> wektor;

	while (cin >> buffer)
	{
		wektor.push_back(buffer);
	}
	int a = 0;
	for (int i = 0; i < wektor.size(); i++)
	{
		a += wektor[i];
		cout << a << endl;
	}
	system("pause");
	return 0;
}