import turtle
import math
bob = turtle.Turtle()
bob.speed(100)
def arc(t, r, angle):
    arc_length = 2 * math.pi * r * angle / 360
    n = int(arc_length / 3) +1
    step_length = arc_length / n
    step_angle = float(angle) / n
    polyline(t, n, step_length, step_angle)
def polyline(t, n, length, angle):
    for i in range(n):
        t.fd(length)
        t.lt(angle)
def lupen(t, r, angle):
    for i in range(2):
        arc(t,r,angle)
        t.lt(180 - angle)
def kvet(t, r, n):
    angle=360/n
    for i in range(n):
        lupen(t, r, angle)
        t.lt(angle)
def stonka(t,dlzka_stonky,us):
    t.heading()
    t.rt(135)
    arc(t,dlzka_stonky,us)
def listy(t,dlzka_listu,ul):
    t.setheading(0)
    t.lt(90-ul)
    for i in range(2):
        for i in range(2):
            arc(t,dlzka_listu,ul)
            t.lt(180-ul)
        t.lt(ul)
def kvet2(t, r, n):
    angle=360/n
    for i in range(n):
        lupen(t, r, angle*2)
        t.lt(angle)
def stonka2(t,dlzka_stonky,us):
    t.heading()
    t.rt(112.5)
    arc(t,dlzka_stonky,us)
def stonka3(t,dlzka_stonky,us):
    t.heading()
    t.rt(112.5-22.5/2)
    arc(t,dlzka_stonky,us)
def flower1(t,r,n,dlzka_stonky,us,dlzka_listu,ul):
    kvet(t,r,n)
    stonka(t,dlzka_stonky,us)   #flower1(bob,100,7,150,90,60,90)
    listy(t,dlzka_listu,ul)
def flower2(t,r,n,dlzka_stonky,us,dlzka_listu,ul):
    kvet2(t,r,n)
    stonka2(t,dlzka_stonky,us)   #flower2(bob,70,10,350,45,300,25)
    listy(t,dlzka_listu,ul)
def flower3(t,r,n,dlzka_stonky,us,dlzka_listu,ul):
    kvet(t,r,n)
    stonka3(t,dlzka_stonky,us)   #flower3(bob,200,20,500,22.5,100,90)
    listy(t,dlzka_listu,ul)
bob.pu()
bob.backward(250)
bob.pd()
flower1(bob,100,7,150,90,60,90)
bob.pu()
bob.home()
bob.pd()
flower2(bob,60,10,350,45,300,25)
bob.pu()
bob.home()
bob.fd(250)
bob.pd()
flower3(bob,200,20,500,22.5,100,90)