save project

bug.py

+import turtle
+screen=turtle.Screen()
+pen=turtle.Pen()
+len=screen.textinput("提示","你想要多大的魔法阵？")
+size=int(len)
+pen.circle(size)
+pen.circle(size,360,3)
+pen.circle(size,60)
+pen.circle(size,360,3)
+pen.penup()
+pen.goto(150,20)
+pen.pendown()
+pen.circle(size)
+pen.circle(size,360,3)
+pen.circle(size,60)
+pen.circle(size,360,3)
+turtle.done()
\ No newline at end of file