save project

diy1.py

@@ -6,6 +6,8 @@ import turtle
 
 colors=["blue","red","light green","yellow"]
 pen = turtle.Pen()
+s = turtle.Screen()
+s.bgcolor("black")
 pen.speed(10)
 # 请创造师在下面接着创作
 
@@ -13,7 +15,7 @@ for i in range(1,300):
     pen.pencolor(colors[i%4])
     pen.forward(i)
     
-    pen.right(91)
+    pen.right(99)
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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