Sub division()
Dim nbLignes As Long, i As Long, n As Long
nbLignes = [a65000].End(xlUp).Row
'n = 1
'For i = 1 To nbLignes Step 1
'Cells(n, 13).FormulaLocal = "=B" & i & "/2"
'n = n + 1
'Cells(n, 13).FormulaLocal = "=B" & i & "/2"
'n = n + 1
'Next i
n = 1
Set d = CreateObject("Scripting.Dictionary")
For i = 1 To nbLignes Step 1
d(n) = Cells(i, 2) / 2
n = n + 1
d(n) = Cells(i, 2) / 2
n = n + 1
Next i
[m1].Resize(d.Count).Value = Application.Transpose(d.items)
End Sub