private int GetIndexCodeForQuestion()
{
List <int> lCode = SqlRequestFunction.GetListQuestionCode();
int count = lCode.Count;
for (int index = 0; index < count; index++)
{
int expectValue = index + 1;
if (expectValue != lCode[index])
{
return(expectValue);
}
}
return(lCode[count - 1] + 1);
}