public int GetValue(out int level)
{
int sum1 = 0;
if (IsNumber())
{
level = 1;
return((int)_val);
}
else if (IsListOfNumbers())
{
level = 2;
for (var i = 0; i < _list.Count; i++)
{
sum1 += _list[i];
}
return(sum1);
}
else
{
sum1 = _nestedList.GetValue(out level);
level += 2;
return(sum1);
}
}
