save project

diy1.py

 import turtle
 pen=turtle.Pen()
-dis=1
-for i in range(300):
-    pen.forward(dis)
-    dis+=1
+colors=["green","red","orange","yellow"]
+for i in range(1,300):
+    pen.forward(i)
+    pen.pencolor(colors[i%4])
     pen.right(91)
 pen.hideturtle()
 turtle.done()
@@ -19,3 +19,54 @@ turtle.done()
 
 
 
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