save project

12.py

 import turtle
 pen=turtle.Pen()
 colours=["red","blue","yellow","green"]
+screen=turtle.Screen()
+screen.bgcolor("black")
 for i in range(1,300):
-    i+=1
-    pen.fillcolo
+    pen.pencolor(colours[i%4])
     pen.left(91)
     pen.forward(i)
 turtle.done()
-pen.hind turtle()
\ No newline at end of file
+pen.hindturtle()
\ No newline at end of file