save project

sdg.py

-
-
 import turtle
 pen=turtle.Pen()
-
-for i in range(500):
-    pen.left(91)
+colors=["bule","red","orang","black"]
+for i in range(1,300):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
-    i=i+1
+    pen.left(91)
 turtle.done()
\ No newline at end of file