福建省计算机二级VB编程题

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编程题

N = Val(Text1.Text)

Select Case N

Case 80 To 100

Text2.Text = "优良"

Case 60 To 79

Text2.Text = "合格"

Case 0 To 59

Text2.Text = "不合格"

End Select

Dim i%, s&

N = Val(Text1.Text)

s = 0

If i Mod 2 = 0 Then s = s + i

Next i

Text2.Text = Str(s)

Dim i As Integer

N = Val(Text1.Text)

Text2.Text = ""

For i = N To 1000

If i Mod 8 = 1 Then Text2.Text = Text2.Text & i & " " Next i

Dim i As Integer

s = 0

N = Val(Text1.Text)

s = s + i ^ i

Next i

Text2.Text = s

Dim i%, n%, a As String * 1

n = 0

For i = 1 To Len(Text1.Text)

a = Mid(Text1.Text, i, 1)

If a >= "0" And a <= "9" Then n = n + 1

Next i

Text2.Text = Str(n)

Dim a As Double, b As Double, c As Double '保留本行定义 a = Val(Text1.Text)

b = Val(Text2.Text)

c = Val(Text3.Text)

If b ^ 2 - 4 * a * c >= 0 Then Text4.Text = "实数解"

Else

Text4.Text = "复数解"

End If

N!

S=1

For i=1 to n

S=s*i

Next i

1+1!+2!+3!+。。。+n!

Dim i%, t&,n%,s&

n=val(text1.text)

t=1

s=1

For i=1 to n

s=s*i

t=t+1.0/s

Next i

Dim i As Integer, j As Integer, s As Long N = Val(Text1.Text)

Text2.Text = Str(e)

Dim N As Integer, s As Single '保留

Dim i%

N = Val(Text1.Text)

s = 0

s = s + (-1) ^ (i + 1) / i

Next i

Text2.Text = Str(s)

Dim i%

Text1.Text = ""

For i = 100 To 200

If i Mod 3 = 0 And i Mod 6 <> 0 Then Text1.Text = Text1.Text & i & " " Next i

Dim A(1 To 20) As Integer, i As Integer

Text1.Text = ""

Text2.Text = ""

Randomize

A(i) = Int(Rnd * 90 + 10)

Text1.Text = Text1.Text & A(i) & " "

Text2.Text = Text2.Text & IIf(A(i) >= 65 And A(i) <= 90, Chr(A(i)) & " ", "") Next i

Private Sub Command1_Click()

'不得删改本行注释

Randomize

Text1.Text = Int(Rnd * 9000 + 1000)

End Sub

Private Sub Command2_Click()

'不得删改本行注释

Dim i%, s%

s = 0

For i = 1 To Len(Text1.Text)

s = s + Val(Mid(Text1.Text, i, 1))

Next i

Text2.Text = Str(s)

End Sub

Private Sub Command1_Click()

'不得删改本行注释

Dim i As Integer

Text2.Text = ""

For i = 1 To Len(Text1.Text)

Text2.Text = Mid(Text1.Text, i, 1) & Text2.Text Next i

End Sub

Private Sub command1_click()

'''不得删改本行注释

Dim i%, chr As String * 1

Text3.Text = ""

For i = 1 To Len(Text1.Text)

chr = Mid(Text1.Text, i, 1)

If chr <> Text2.Text Then Text3.Text = Text3.Text & chr

'或者 If chr = Text2.Text Then Text3.Text = Replace(Text1.Text, chr, "") Next i

End Sub

Dim i%

Dim n%

n = Val(Text1.Text)

For i = 1 To n

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