求vb题代码：求任意个数的阶乘累计和.s=1!+2!+3!+...+n!,n由用户输入.

一楼的很复杂,给你来个简单的：Private Sub CommandButton1_Click()Dim i, s, kDim naaa: n = InputBox("请输入大于等于1的数字")If Val(n) >= 1 ThenIf Len(n) = 0 Then EndFor i = 1 To ns = s + i * iN...