奥运五环

#1
from turtle import*
pensize(8)
color("black")
up()
goto(50,0)
down()
circle(100)
color("blue")
up()
goto(-170,0)
down()
circle(100)
color("red")
up()
goto(270,0)
down()
circle(100)
color("green")
up()
goto(160,-120)
down()
circle(100)
color("yellow")
up()
goto(-60,-120)
down()
circle(100)
hideturtle()
done()

#2
a=(50,-170,270,160,-60)
b=(0,0,0,-120,-120)
c=("black","blue","red","green","yellow")
from turtle import*
pensize(8)
for i in range(5):
    color(c[i])
    up()
    goto(a[i],b[i])
    down()
    circle(100)
hideturtle()
done()