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from math import *
from turtle import *
def turtle():
  penup()
  goto(20,-45)
  pendown()
  A =[10,10]
  for k in range(4):
   x = A[k] + A[k+1]
   A.append(x)
  for i in A:
   for j in range(5):
     backward(i)
     right(90)
   backward(i)
  
  penup()
  goto(50,85)
  pendown()
  for i in A[:4]:
   for j in range(5):
     forward(i)
     left(270)
   forward(i)
  
  penup()
  goto(10,-95)
  left(90)
  pendown()
  for i in A[:3]:
   for j in range(5):
     forward(i)
     left(270)
   forward(i) 

  penup()
  goto(20,-45)
  pendown()
  pensize(2)
  left(180)
  for i in A:
    circle(-i,90)
    left(180)
  for i in [30,20]:
    circle(i,90)
  goto(10,-95)
  left(90)
  circle(-10,180)