我做不出来
求
m!+(m+1)!+......n!
m<n
怎么编写程序啊
求阶乘的和

Private Sub Command1_Click()
    '下面是求1*1+2*2+3*3+4*4+5*5的和
    Dim sum As Integer '存储阶乘和
    For i = 1 To 5
        sum = sum + i * i
    Next
    Print sum
End Sub