double *gordulo(double *t, int row, int column)
{
    double *d=(double*)malloc(row*sizeof(double));
    int i, j;
    double sum=0, rsum=0;
    for (i=0; i<row; i++)
    {
        rsum=0;
        for(j=0; j<column; j++)
            rsum+=t[i*column+j];
        sum+=rsum;
        d[i]=sum;
    }
    return d;
}