For k =1To12
Tnput #1,sales(k)
Next k
Close #1
End Sub
Private Sub 【12】 (Index As Integer)
Dim sum As Long k As Integer,month As Integer
Sum=0
Month=Index# 【13】
Fork =1To3
Month=month+1
Sum=sum+sales(month)
Next k
Labell,Caption=Opl(Index). 【14】 &销售总额:“
Textl=sum
End Sub
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(9)某人编写如下函数来判断a是否为素数,若是,则函数返回Trus;否则返回False Functiom prime(a As Integer)As Boolcan
Dim 1 As Integer,isprime As Boolean
Ifa<2Then
Isprime=Fslse
Else
Isprime=True
k =2
Do While k <a/2And isprime
If a Mod k = 0Then
Isprime=False
Else
k = k +1
End If
Loop
End If
Prime=isprime
End Functiom
在测试时发现有1个非素数也被判断为素数,这个错判的数是 【15】



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