save project

diy1.py

@@ -11,11 +11,12 @@ pen.write("若依，你好\n我会用turtle在画布上写字了！",font=("Time
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pencolor("red")
+len=60
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
 turtle.done()