Private Sub Command1_Click()
Dim Arr(9) As Long'用于存放产生的10随机数
Dim i As Long
Dim nMax As Long'用于存放最大的偶数
Dim nMin As Long'用于存放最小的奇数
nMax = 0
nMin = 301
Me.Print "产生的随机数："
For i = 1 To 10
If (i Mod 6) = 0 Then Me.Print
Arr(i - 1) = 50 + (300 - 50) * Rnd()'产生随机数
Me.Print Arr(i - 1),
Next

For i = 1 To 10
If (Arr(i - 1) Mod 2) = 0 Then '是偶数
If Arr(i - 1) > nMax Then nMax = Arr(i - 1)
Else
If Arr(i - 1) < nMin Then nMin = Arr(i - 1)
End If
Next
Me.Print
Me.Print "最大的偶数：", IIf(nMax = 0, "没有偶数", nMax)
Me.Print "最小的奇数：", IIf(nMin = 301, "没有奇数", nMin)
End Sub