Private Const MAX_ITER As Integer = 1000
Private cpt%
Sub Nom_FIP_1(w() As String)
Dim v As Byte, c As New Collection, x As Integer, y() As Variant, z() As Variant, i As Byte
Randomize
y = Array(16, 17, 18)
z = Array(9, 25, 42)
For i = 0 To 2
Do While c.Count < 4
cpt% = cpt% + 1
If cpt% > MAX_ITER Then
cpt% = 0
Exit Do
End If
x = Int(y(i) * Rnd + z(i))
If Cells(x, 3) = 1 And Cells(x, 3).Interior.ColorIndex <> 3 Then
On Error Resume Next
c.Add Cells(x, 3).Address, CStr(Cells(x, 3).Address)
If Err = 0 Then
On Error GoTo 0
w(v) = Cells(x, 2).Value
v = v + 1
End If
On Error GoTo 0
End If
Loop
Set c = Nothing
Next i
End Sub