save project

diy1.py

-import turtle
-screen=turtle.Screen()
-screen.bgcolor("light pink")
-pen=turtle.Pen()
-pen.pencolor("red")
-pen.pensize(10)
-pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
-pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
-turtle.done()
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+bor="刘备"
+bor="关羽"
+bor="张飞"
+bors=["刘备","关羽","张飞"]
+bors[-3]="关羽"
+bors[-2]="刘备"
+print(bors)
+len(bors)
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