public DanhBa TimTheoDuong(string duong)
{
DanhBa kq = new DanhBa();
for (int i = 0; i < length; i++)
{
if (a[i].diaChi.Contains(duong))
{
kq.Them(a[i]);
}
}
return(kq);
}
public DanhBa TimThueBaoCoNhieuSDT()
{
DanhBa kq = new DanhBa();
int max = TimSoLanSoThueBaoXuatHienNhieuNhat();
for (int i = 0; i < length; i++)
{
if (DemSoDTTheoThueBao(a[i].soCMND) == max && !kq.CoChua(a[i]))
{
kq.Them(a[i]);
}
}
return(kq);
}