Option Explicit
Dim get_num(1000), aaa, k, i As Integer
Private Sub Command1_Click() Randomize Erase get_num List1.Clear List2.Clear k = 0 Do While k < 100 aaa = Int(Rnd * 1000) If get_num(aaa) <> 1 Then k = k + 1 get_num(aaa) = 1 End If Loop For i = 1 To 1000 If get_num(i) = 1 Then List1.AddItem i List2.AddItem i, 0 End If Next i End Sub