from turtle import *
def pahulja(n,a):
    if n == 0:
        fd(a)
    else:
        pahulja(n-1,a/3); lt(60)
        pahulja(n-1,a/3); rt(120)
        pahulja(n-1,a/3); lt(60)
        pahulja(n-1,a/3)

title ('Pahulja')
lt(90)
a = textinput('Veličina','a = ')
a = int(a)
n = textinput('Dubina rekurzije','n = ')
n = int(n)
for k in range(3):
    pahulja(n,a)
    rt(120)