赞题库-背景图
单项选择题

设有下面的程序段: x = InputBox("请输入一个整数") ReDim a(x) For k = x To 0 Step -1 a(k) = k Next k一般,在这段程序之前应先进行数组a的定义。下面定义语句中正确的是 A) B) C) D) 答案:

A.Dim a(100) As Integer
B.Dim a() As Integer
C.Dim a As Integer
D.Dim a(0 To 100) As Integer