PANTALLA PRINCIPAL Public Class Form1 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Form2.Show() Me.Hide() End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click Form3.Show() Me.Hide() End Sub Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Form4.Show() Me.Hide() End Sub Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click Form5.Show() Me.Hide() End Sub End Class FACTORIAL DE UN NÚMERO Public Class Form2 Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Form1.Show() Me.Hide() End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim N, F, I As Integer N = TextBox1.Text F = 1 I = 1 Do While I <= N F = F * I I = I + 1 Loop TextBox2.Text = F End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TEXTBOX1.TEXT = " " TEXTBOX2.TEXT = " " End Sub End Class POTENCIA DE UN NÚMERO Public Class Form3 Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Form1.Show() Me.Hide() End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim N, F, P, I As Integer N = TextBox1.Text F = TextBox2.Text I = 1 P = 1 Do While I <= F P = P * N I = I + 1 Loop TextBox3.Text = P End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TextBox1.Text = " " TextBox2.Text = " " TextBox1.Text = " " End Sub End Class FIBONACCI DE UN NÚMERO Public Class Form4 Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click Form1.Show() Me.Hide() End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim a, b, p, s, i As Integer a = TextBox1.Text p = 0 s = 1 i = 3 Do While i <= a b = p + s p = s s = b i = i + 1 Loop TextBox2.Text = b End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TEXTBOX1.TEXT = " " TEXTBOX2.TEXT = " " End Sub End Class OTROS MAYOR DE TRES NÚMERO Public Class Form5 Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click End End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click TextBox1.Text = " " TextBox2.Text = " " TextBox3.Text = " " TextBox4.Text = " " End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim a, b, c As Integer a = TextBox1.Text b = TextBox2.Text c = TextBox3.Text If a > b And a > c Then TextBox4.Text = +Str(a) Else If b > a And b > c Then TextBox4.Text = +Str(b) Else TextBox4.Text = +Str(c) End If End If End Sub End Class