输出如下图形:
*
***
*****
*******
*********
Private Sub Command1_Click()
Dim m As Integer, n As Integer, s As String,i As Integer, j As Integer
n = 4
m = 1
s = "*"
For i = 5 To 1 Step -1
Print Spc(n);
For j = 1 To 2 * m - 1
Print s;
Next j
n = n - 1
m = m + 1
Next i
End Sub