Private Sub CommandButton4_Click()
Dim target As Range
Dim i As Byte 'déclare la variable i (Incrément)
Dim j As Byte 'déclare la variable j (Incrément)
Dim p As Object 'déclare la variable o
For i = 3 To Sheets.Count
For j = 2 To Rows.Count
If Cells(j, 13) = 1 Then
Range(couleurs.Offset(j, -13)).Interior.ColorIndex
End If
Next i
End Sub