#include <iostream>
#include <stdio.h>
 
using namespace std;
 
int main()
{
    long long int a;
    long long int liczby[100000];
    long long int suma_sum=0;
    while (cin >> a)
    {
        long long int suma=0;
        int i=0;
        liczby [i] = a;
        suma = suma + liczby[i];
        i++;
        while (cin >> a)
        {
            if (a == 0)
            {
                if (getchar()==10){break;}
            }
            else
            {
                liczby[i] = a;
                suma = suma + liczby[i];
                i++;
            }
        }
        cout << suma << endl;
        suma_sum = suma_sum + suma;
    }
    cout << suma_sum;
    return 0;
}

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MSA5IDAKMiAwIDkgMA==

1 9 0
2 0 9 0