( 34 )窗体上有一个名为 Command1 的命令按钮,并有下面的程序: Private Sub Comand1_Click () Dim arr ( 5 ) As Integer For k=1 To 5 arr ( k ) =k Next k prog arr () For k=1 To 5 Print arr ( k ) Next k End Sub Sub prog ( a () As Integer ) n=U b ound ( a ) For i=n To 2 step -1 For j=1 To n-1 if a ( j ) t=a ( j ) :a ( j ) =a ( j+1 ) :a ( j+1 ) =t End If Next j Next i End Sub 程序运行时,单击命令按钮后显示的是