# -*- coding: utf-8 -*-
"""
Created on Sun Apr 15 11:12:58 2018
@author: dell
"""
#Coch
import turtle
def coch(size,n):
if n==0:
turtle.fd(size)
else:
for angle in [0,60,-120,60]:
turtle.left(angle)
coch(size/3,n-1)
def main():
turtle.setup(600,600)
turtle.penup()
turtle.pensize(2)
turtle.goto(-200,100)
turtle.pendown()
level=3
coch(400,level)
turtle.right(120)
coch(400,level)
turtle.right(120)
coch(400,level)
turtle.hideturtle()
main()