1. (2016·杭州模拟) 【加试题】有如下VB程序：

Private Sub Command1_Click()

Dim a As Integer, b As Integer, c As Integer

a = Val(text1.Text)

b = Val(text2.Text)

c = (a + b + Abs(a - b)) \ 3

Text3.Text = Str(c)

End Sub

运行该程序，分别在文本框Text1、Text2中输入5、9，单击命令按钮Command1后，文本框Text3中显示的内容是（   ）