064循环作业

a:

import turtle

turtle.setup(600,400,0,0)

turtle.color("yellow")

turtle.bgcolor("red")

turtle.fillcolor("yelllow")

turtle.up()

turtle.goto(-250,75)

turtle.down()

turtle.begin_fill()

for i in range(5):

   print（i）

   turtle.forward(100)

   turtle.right(144）

turtle.end_fill()

b:

>>> import turtle
>>> for i in range(5):
turtle.up()
turtle.goto(0,-20*(i+1))
turtle.down()
turtle.circle(20*(i+1))

c：

>>> import turtle
>>> turtle.fillcolor('blue')
>>> turtle.begin_fill
<function begin_fill at 0x0000000003B54EA0>
>>> while True:
turtle.forward(200)
turtle.left(170)
if(abs(turtle.pos())<1):
break
turtle.end_fill

d:

 

import turtle
turtle.color('yellow')
turtle.bgcolor('red') 
turtle.fillcolor('yellow')

def mygoto(x,y):
turtle.up()
turtle.goto(x,y)
turtle.down()

def hua(r):
turtle.begin_fill()
for i in range(5):
turtle.forward(r)
turtle.right(144)
turtle.end_fill()

mygoto(-320,250)
hua(100)
mygoto(-160,300)
hua(25)
mygoto(-110,250)
hua(25)
mygoto(-110,190)
hua(25)
mygoto(-160,140)
hua(25)