【单选题】下列程序段执行后,Label1显示的是______。 Dim s As String = "你好华科大,大美华科大,我爱你华科大!" Dim s1 As String Dim k, p As Integer k = InStr(s, "华科大") p = Len(s) Do While k > 0 s1 = Microsoft.VisualBasic.Left(s, k - ...
【单选题】下列程序段执行后,Label1显示的结果是______。 Dim a, b, k, m As Integer a = 16 b = 24 m = a If a > b Then m = b For k = m To 1 Step -1 If a Mod k = 0 And b Mod k = 0 Then Exit For Next Label1.Text = k
【判断题】When the government uses cost-benefit analysis to decide whether to provide a public good, the potential benefit of the public good can easily be established by surveying the potential consumers of th...