diff --git a/sfsaf.py b/sfsaf.py
new file mode 100644
index 0000000..2120726
--- /dev/null
+++ b/sfsaf.py
@@ -0,0 +1,21 @@
+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light blue")
+len=screen.textinput("100","100")
+len=int(len)
+pen=turtle.Pen()
+pen.write("你好\n诺依.",font=("Times",30,"normal"))
+pen.hideturtle()
+len=60
+pen.penup()
+pen.goto(100,100)
+pen.pendown()
+pen.pensize(5)
+pen.color("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