save project

diy1.py

@@ -4,12 +4,13 @@ screen.bgcolor("pink")
 #  pen=turtle.Pen()
 #  pen=turtle.Pen()
 #  pen.write("诺依，\n turtle真好用，\n 我会在画布上写字啦!",font=("Times",30,"normal"))
 #  pen.write("诺依，\n turtle真好用，\n 我会在画布上写字啦!",font=("Times",30,"normal"))
 #  turtle.done()
 #  turtle.done()
+len=60
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.pensize(5)
 pen1.color("red")
 pen1.color("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)