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bug.py

 # 悟空想画个六芒星魔法阵，主要的代码已写出，但这有bug，请你帮忙调试下~
 import turtle
 a=turtle.Screen()
-a.bgcolor("yellow")
+a.bgcolor("orange")
 pen=turtle.Pen()
 pen.pensize(15)
 pen.pencolor("purple")
 size=a.textinput("提示","你想要多大的魔法阵呀？")
 size=int(size)
+pen.fillcolor("yellow")
+pen.begin_fill()
 pen.circle(size)
 pen.circle(size,360,3)
 pen.circle(size,60)
 pen.circle(size,360,3)
+pen.end_fill()
 turtle.done()
+