1樓:匿名使用者
private sub ***mand1_click()dim m as double
dim n as double
n = val(text1.text)
m = val(text2.text)
text3.text = j(m - n + 1, m) / j(1, n)
end sub
'計算從l到k的連乘積
private function j(byval l as double, byval k as double) as double
dim i as integer
j = 1
for i = l to k
j = j * i
next i
end function
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