save project

diy1.py

@@ -14,9 +14,9 @@ pen.pendown()
 pen.pensize(5)
 pen.pencolor("red")
 pen.left(45)
-pen.forward(2*len)
-pen.circle(len,180)
+pen.forward(2*50)
+pen.circle(50,180)
 pen.right(90)
-pen.circle(len,180)
-pen.forward(2*len)
+pen.circle(50,180)
+pen.forward(2*50)
 turtle.done()