填空题

窗体上命令按钮Commandl的事件过程如下： Private Sub Command1_Click() Dim total As Integer total=s(1)+s(2) Print total End Sub Private Function s(m As Integer)As Integer Static x As Integer For i=1 To m x=x+1 Next i s=x End Function 运行程序，第3次单击命令按钮Command1时，输出结果为【 】。

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