vb程序Dim a(1 To 20) As Integer,i As Integer,j As IntegerDim a(1 To 20) As Integer,i As Integer,j As IntegerPrivate Sub Command1_Click()Dim a(1 To 20) As IntegerFor j = 1 To 2For i = 1 To 10a(i) = Int(Rnd * 21) + 20Text1 = Text1 & Str(a(i))Next iTe

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vb程序Dim a(1 To 20) As Integer,i As Integer,j As IntegerDim a(1 To 20) As Integer,i As Integer,j As IntegerPrivate Sub Command1_Click()Dim a(1 To 20) As IntegerFor j = 1 To 2For i = 1 To 10a(i) = Int(Rnd * 21) + 20Text1 = Text1 & Str(a(i))Next iTe
vb程序Dim a(1 To 20) As Integer,i As Integer,j As Integer
Dim a(1 To 20) As Integer,i As Integer,j As Integer
Private Sub Command1_Click()
Dim a(1 To 20) As Integer
For j = 1 To 2
For i = 1 To 10
a(i) = Int(Rnd * 21) + 20
Text1 = Text1 & Str(a(i))
Next i
Text1 = Text1 & vbCrLf
Next j
End Sub
Private Sub Command2_Click()
Dim b(20 To 40) As Integer
a(i) = Int(Rnd * 21) + 20
b(a(i)) = 0
For i = 1 To 20
b(a(i)) = b(a(i)) + 1
Text2 = b(a(i)) & vbCrLf
Next i
End Sub
为什么数组越界哪出错啦
这个程序要实现的是产生20个20—40间的两位随机数统计不同数据出现的次数

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