《三》
Private Sub Command1_Click()
Dim i As Integer
Dim s As Integer
Dim sum As Integer
sum = 0
For i = 1 To 10 Step 2
a = Int(Rnd * 1000)
sum = sum + a
MsgBox “10个随机数的和为:” & sum
Next
End Sub
《四》
Private Sub Command1_Click()
Dim i As Integer
Dim s As Integer
Dim sum As Integer
sum = 0
Do While i <= 10
a = Int(Rnd * 1000)
sum = sum + a
MsgBox “10个随机数的和为:” & sum
Loop
End Sub
《五》
Private Sub Command1_Click()
Dim i As Integer
Dim s As Integer
Dim sum As Integer
sum = 0
Do While i <= 10
a = Int(Rnd * 1000)
sum = sum + a
i = i + 1
Loop
MsgBox “10个随机数的和为:” & sum
End Sub