save project

diy1.py

@@ -5,10 +5,11 @@
 import turtle
 import turtle
 
 
 pen=turtle.Pen()
 pen=turtle.Pen()
-distance=1
+screen=turtle.Screen()
+screen.bgcolor("black")
+color["green","red","orange","yellow"]
 for i in range(1,3000):
 for i in range(1,3000):
-    pen.forward(distance)
-    distance+=1
+    pen.forward(colors[i%4)
     pen.right(91)
     pen.right(91)
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
\ No newline at end of file