Private Sub btn1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click
        Dim euro As String = InputBox("Geef je bezittingen in centen in", "ingave")
        Dim nrCent As Integer
        If Integer.TryParse(euro, nrCent) Then
            Dim values() As Integer = {5000, 2000, 1000, 500, 100, 50, 20, 10, 5, 2}
            Dim names() As String = {"50 euro", "20 euro", "10 euro", "5 euro", "1 euro", "50 cent", "20 cent", "10 cent", "5 cent", "2 cent"}
            Dim nrUnit(UBound(values)) As Integer
            Dim i As Integer

            For i = 0 To UBound(values)
                nrUnit(i) = nrCent \ values(i)
            Next

            Dim a As String = "aantal 1 cent= " & nrCent & Chr(13)
            For i = UBound(values) To 0 Step -1
                If nrUnit(i) <> 0 Then
                    a &= "aantal " & names(i) & " = " & nrUnit(i) & Chr(13)
                End If
            Next
            MessageBox.Show(a, "antwoord")
        End If