#include <iostream> 
#include<cmath> 
int x, n, s;
using namespace std;
int main() 
{
    while ( x!= (-1)){
        cin >> x;
        s += x;
        int *A = new int[n];
        int *B = new int[n + 1];
        for (int i = 0; i < 3; ++i)
            B[i] = A[i];
        B[n+1] = x;
        delete[] A;
        A = B;
        n++;
        if (x == -1){
            cout << s << endl;
            for (int i = 0; i < n; i++)
            cout << A[i] << ' ';
        }
    }

}