Subdien()
Dim x As Double
Dim y As Double
x = Val(InputBox("nhap x = "))
y = Val(InputBox("nhap y = "))
If x > y Then
For i = y + 1 To x - 1
Cells(i, 1) = i
Next i
End If
If x < y Then
For i = x + 1 To y - 1
Cells(i, 1) = i
Next i
End If
Application.Columns(1).Select
For Each...