#CODE = #B048
from turtle import *
import colorsys
tracer(2)
pensize(2)
h = 0.2
bgcolor("black")
lt(80)
fd(180)
lt(180)
lt(80)

for i in range(330):
    c = colorsys.hsv_to_rgb(h , 1,1)
    color(c)
    h+=0.004
    fd(i)
    rt(50)
    rt(40)
    fd(500)
    rt(120)
done()