import turtle
t = turtle.Turtle()
sc = turtle.Screen()
sc.bgcolor("gray")
t.pencolor("red")

a = 0
b = 0
t.speed(0)
t.penup()
t.goto(0,200)
t.pendown()
while(True):
	t.forward(a)
	t.right(b)
	a+=3
	b+=1

	if b == 210:
		break
	t.hideturtle()

turtle.done()