Dim i, j, sc, sx As Integer Dim a(3, 3) As Integer

Private Sub Matriz_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Matriz.Click

For i = 0 To 3 For j = 0 To 3 a(i, j) = InputBox("valor de a(" & i & "," & j & ")") m1.Items.Add(a(i, j))

Next

Next End Sub

Private Sub Calcular_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Calcular.Click

For i = 0 To 3 sx = a(i, 0) For j = 1 To 3 sx = sx + a(i, j)

Next MC.Items.Add(sx) Next

For j = 0 To 3 sc = a(0, j) For i = 1 To 3 sc = sc + a(i, j)

Next MX.Items.Add(sc) Next

End Sub

Private Sub NuevoCalculo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles NuevoCalculo.Click MX.Items.Clear() MC.Items.Clear() m1.Items.Clear() Matriz.Focus()

End Sub

Private Sub Salir_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Salir.Click Me.Close()