Sub premiere()
Dim x As Range, y As Range
Set x = Cells.Find("*", Cells(1, 1), xlValues, , 1, 1, 0)
Set y = Cells.Find("*", Cells(1, 1), xlValues, , 1, 1, 0)
If Cells(1, 1) = "" Then
If Not x Is Nothing Then MsgBox Cells(x.Row, y.Column).Address
Else
MsgBox "$A$1"
End If
End Sub