zhaowei-学习函数2

import turtle

turtle.lt(90)
turtle.pensize(20)
turtle.color("purple")
turtle.circle(100,180)

turtle.lt(90)
turtle.pensize(20)
turtle.color("blue")
turtle.circle(100,200)

turtle.lt(90)
turtle.pensize(20)
turtle.color("cyan")
turtle.circle(100,220)

turtle.lt(90)
turtle.pensize(20)
turtle.color("green")
turtle.circle(100,240)

turtle.lt(90)
turtle.pensize(20)
turtle.color("yellow")
turtle.circle(100,260)

turtle.lt(90)
turtle.pensize(20)
turtle.color("orange")
turtle.circle(100,280)


turtle.lt(90)
turtle.pensize(20)
turtle.color("red")
turtle.circle(100,300)
turtle.done()