save project

2.py

@@ -6,14 +6,15 @@ pen.penup()
 pen.goto(-200,0)
 pen.goto(-200,0)
 pen.hideturtle()
 pen.hideturtle()
 pen.write("诺伊你好啊！",font=("黑体",13,"normal"))
 pen.write("诺伊你好啊！",font=("黑体",13,"normal"))
+len=60
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pensize(5)
 pen1.pencolor("red")
 pen1.pencolor("red")
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 turtle.done()
 turtle.done()