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设有如下程序
Private Sub Command1_Click( )
Dim sum As Double,x As Double
sum = 0
n = 0
Fori=1To5
x = n / i
n = n + 1
sum = sum + x
Nexti
End Sub
该程序通过For循环来计算一个表达式的值,这个表达式是______。 |
A:1+1/2+2/3+3/4+4/5
B:1+1/2+1/3+1/4+1/5
C:1/2+2/3+3/4+4/5
D:1/2+1/3+1/4+1/5
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