save project

bug.py

+import turtle
+pen=turtle.Pen()
+screen=turtle.Screen()
+a=screen.textinput("提示","你想要多大的魔法阵呀？")
+size=int(a)
+pen.circle(size)
+pen.circle(size,360,3)
+pen.circle(size,60)
+pen.circle(size,360,3)
+turtle.done()
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