2001年秋VB二级试(含答案)(4)

2019-05-27 21:22

Next j Print Next i

End Sub

5. 执行下面的程序,在窗体上显示的第一行输出结果是___1 3 5 7 9__,第三行输出结果是___4___, FOrm_Click()事件过程中的第二个For--Next循环共执行了___2___次。 Option Explicit Option Base 1

Private Sub Form_Click()

Dim a(5) As Integer,i As Integer,j As Integer For i=1 To 5

a(i)=2*i-1 Print a(i)

Next i Print

For j=1 To I-2

Call sub1(a(j),j) Print j

Next j

End Sub

Public Sub Sub1(x As Integer,p As Integer)

If x-p<=2 Then

p=p+1

Else

p=p+2

End If

End Sub

6.下面程序的功能是统计随机产生的十个两位正整数中偶数于奇数的个数,并求出偶数与奇数各自的总和。 Option Explicit

Private Sub Form_Click()

Dim x As Integer, s1 As Integer,s2 As Integer Dim n1 As Integer, n2 As Integer,i As Integer Randomize For i=1 To 10

x=Int(Rnd*90)+10 Print x

If __x mod 2=0___Then

n2=n2+1 s2=s2+x Else

___n1=n1+1___ s1=s1+x End If

Next i

Print

Print \奇数个数=\偶数个数=\

7. 下面程序功能为:单击命令按纽Command1,找出100以内的所有约数之和为一个完全平方数的正整数,并按图中所示的格式将结果显示在图形框Picture1中。

Option Explicit

Private Sub Command1_Click()

Dim i As Integer,j As Integer Dim F() As Integer,sum As Integer

For i=3 To 100

___sum=0___ If Fac(i,F,sum) Then

Picture1.Print i; \ FOr j=1 To UBound(F)-1

Picture1.Print F(J); \ Next J

Picture1.Print F(J); \ End If Next i End Sub

Private Function Fac(ByVal K As Integer,A() As Integer,sum As Integer) As Boolean

Dim N As Integer,J As Integer For N=1 To K


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