save project

day.py

 import turtle
 
 pen = turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor("pink")
+colors=["green","red","yellow","orange"]
 for i in range(1,300):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.right(91)
 turtle.hideturtle()