jupyter notebkook Python

在窗体中，创建按钮，输入半径、计算圆的面积并输出

以下答案引用自GPT-3大模型,请合理使用：
，如下图所示。

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click

Dim r As Integer

Dim s As Integer

Dim Area As Integer

r = InputBox("请输入半径")

s = InputBox("请输入圆的面积")

Area = PI * r * r

MsgBox("半径为:" & r & ",圆的面积为:" & Area)

End Sub