save project

diy1.py

@@ -6,11 +6,11 @@ import turtle
 
 pen = turtle.Pen()
 # 请创造师在下面接着创作
-a=1
-for i in range(300):
-    pen.forward(a)
-    a+=1
-    pen.right(90.03)
+for i in range(0,499):
+    pen.forward(i)
+    pen.right(90)
+    b = 500 - i
+    print(b)
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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