save project

diy1.py

 # 利用write()帮助悟空给诺依回信吧~
 import turtle
+screen=turtle.Screen()
+screen.bgcolor("light green")
 pen=turtle.Pen()
 pen.write("你好",font=("Times",30,"normal"))
+len=50
 pen.penup()
 pen.goto(100,50)
 pen.pendown()
 pen.pensize(10)
 pen.pencolor("red")
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(2*len)
+pen.circle(len,180)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(2*len)
 pen.hideturtle()
 turtle.done()