#include <cstdlib>
#include <iostream>

using namespace std;

int main(int argc, char *argv[])
{
    int n;
    int n1;
    char stringsx[256];

    cout<<"Enter numbers. 'g' to end."<<endl;

    do
    {
         gets (stringsx);
         n=atoi(stringsx);

         n1+=n;
    }

    while (stringsx!="g");

    cout<<"ending"<<endl;
    cout<<n1;

   system("PAUSE");
}

//while (!((cin >> n).rdstate() & ifstream::failbit)) { n2 += n; }