save project

123.py

 import turtle
+screen = turtle.Screen()
+screen.bgcolor("light blue")
+len = screen.textinput("100","100")
+len = int(len)
 pen = turtle.Pen()
-pen.write("你好呀！",font = ("Time",30,"normal"))
+pen.write("你好呀！",font = ("Times",30,"normal"))
 pen.hideturtle()
+len = 60
+pen.penup()
+pen.goto(100,100)
+pen.pendown()
+pen.pensize(5)
+pen.pencolor("red")
+pen.left(45)
+pen.forward(2*len)
+pen.circle(len,180)
+pen.right(90)
+pen.circle(len,180)
+pen.forward(2*len)
 turtle.done()
\ No newline at end of file