save project

hello.py

 import turtle#导入turtle 工具包
 PEN=turtle.Pen()
+PEN.fillcolor("red")
+PEN.begin_fill()
 for i in range(5):
     PEN.forward(100)
     PEN.right(144)
+PEN.end_fill()
 PEN.hideturtle()
 turtle.done()
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