Key = Val(Text1. Text)
i= 1:j=10:c= 0
flag = True
Do While i<= j And flag
m= (i+j)\2
cnt=cnt+1
If a(m) = Key Then flag = False
If a(m) < Key Then
i=m+1
ElseIf flag Then
j =m-1
End If
Loop
Text2. Text = Str(cnt)
若数组元素a(1)~a(10)的值依次为“5,9,13,18,22,27,31,39,40,44" ,运行程序后,文本框Text2中显示的内容为3,则输人的key值不可能为( )