vb编程求n的阶乘

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推荐答案推荐于2017-12-16

Dim s As Double, n As Integer
n = Val(InputBox("请输入n值，不要太大哦，否则出错"))
s = 1
Do While n > 1
s = s * n
n = n - 1
Loop
MsgBox "这个数的阶乘为" & s

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