public static void RandomStudentForAsking()
{
string rdmStd = null;
if (ChosenStudentList.Count == TablePositions.Count)
{
ChosenStudentList.Clear();
}
do
{
rdmStd = TablePositions[new Random().Next(TablePositions.Count)].Student_Id;
} while (ChosenStudentList.Contains(rdmStd));
ChosenStudentList.Add(rdmStd);
LatestChosenStudent = rdmStd;
}
public static void DeleteChosenStudentList()
{
ChosenStudentList.Clear();
LatestChosenStudent = null;
}
