Dim a(1 To 10) As Integer,i As Integer,j As Integer
a(1)=1
a(2)=1
For i=3 To 5
a(i)=1
For j=i-1 To 2 Step -1
a(j)=a(j)+a(j-1)
Next j
Next i
Text1.Text=Str(a(3))
该程序段运行后,在文本框Text1中显示的内容是( )
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