在窗体上画一个名称为Command1的命令按钮，并编写如下程序：Private Type Record ID As Integer Name As String * 20End TypePrivate Sub Command1_Click() Dim MaxSize， NextChar， MyChar Open "d：\temp\female.txt" For Input As #1 MaxSize＝LOF(1) For NextChar＝MaxSize To 1 Step－1 MyChar＝Input(1， #1) Next NextChar Print EOF(1) Close #1End Sub运行程序，单击命令按钮，其输出结果为( )。