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diy1.py

@@ -9,8 +9,8 @@ pen = turtle.Pen()
 distance=1
 for i in range(300):
     pen.forwoard(distance)
-    distance+=1
     pen.right(91)
+    distance+=1
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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