private void dGVTieuSu_UserAddedRow(object sender, DataGridViewRowEventArgs e)
{
useradd(dGVTieuSu);
int lastRow = dGVTieuSu.Rows.Count - 2;
dGVTieuSu[0, lastRow].Value = TrinhTaoMa.TangMa9kytu(TrinhTaoMa.getLastID_MaTieuSu());
dGVTieuSu[1, lastRow].Value = tbmadinhdanh.Text.ToString();
}
//Tạo mã tiểu sử
public string GenerateMaTieuSu()
{
string last_ID = TrinhTaoMa.getLastID_MaTieuSu();
return(TrinhTaoMa.TangMa9kytu(last_ID));
}