Public Class Form1

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim Iv1 As Integer = TextBox1.Text
        Dim Iv2 As Integer = TextBox2.Text
        Dim Iv3 As Integer = TextBox3.Text
        Dim Iv4 As Integer = TextBox4.Text
        Dim Iv5 As Integer = TextBox5.Text
        Dim Iv6 As Integer = TextBox6.Text
        Dim Iv7 As Integer = TextBox7.Text
        Dim Iv8 As Integer = TextBox8.Text
        Dim Iv9 As Integer = TextBox9.Text
        Dim Iv10 As Integer = TextBox10.Text
        Dim Iv11 As Integer = TextBox11.Text
        Dim Iv12 As Integer = TextBox12.Text

        If Iv1 < 32 Then
            If Iv2 < 32 Then
                If Iv3 < 32 Then
                    If Iv4 < 32 Then
                        If Iv5 < 32 Then
                            If Iv6 < 32 Then
                                If Iv7 < 32 Then
                                    If Iv8 < 32 Then
                                        If Iv9 < 32 Then
                                            If Iv10 < 32 Then
                                                If Iv11 < 32 Then
                                                    If Iv12 < 32 Then
                                                        MessageBox.Show("Good")
                                                    Else
                                                        MessageBox.Show("NOT Good")
                                                    End If
                                                Else
                                                    MessageBox.Show("NOT Good")
                                                End If
                                            Else
                                                MessageBox.Show("NOT Good")
                                            End If
                                        Else
                                            MessageBox.Show("NOT Good")
                                        End If
                                    Else
                                        MessageBox.Show("NOT Good")
                                    End If
                                Else
                                    MessageBox.Show("NOT Good")
                                End If
                            Else
                                MessageBox.Show("NOT Good")
                            End If
                        Else
                            MessageBox.Show("NOT Good")
                        End If
                    Else
                        MessageBox.Show("NOT Good")
                    End If
                Else
                    MessageBox.Show("NOT Good")
                End If
            Else
                MessageBox.Show("NOT Good")
            End If
        Else
            MessageBox.Show("NOT Good")
        End If

    End Sub
End Class