i = 1: j = 7: s = “ ”
key = Int(Rnd * 100)
Do While i <= j
m = (i + j) \ 2
If key = a(m) Then
s = s + “M”: Exit Do 'Exit Do 表示退出循环
ElseIf key < a(m) Then
j = m - 1: s = s + “L”
Else
i = m + 1: s = s + “R”
End If
Loop
Text1.Text = s
数组元素a(1)到a(7)的值依次为“24,35,38,41,45,69,78”。若该程序段执行后,文本框Text1中显示的内容可能是( )