for循环：用turtle画一颗五角星

import turtle
import time
turtle.fillcolor('yellow')
turtle.begin_fill()
turtle.forward(100)
turtle.right(144)
time.sleep(1)
turtle.forward(100)
turtle.right(144)
time.sleep(1)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
time.sleep(1)
turtle.right(144)
turtle.forward(100)
turtle.end_fill()
time.sleep(3)