save project

diy1.py

@@ -5,16 +5,16 @@ pen=turtle.Pen()
 pen.penup()
 pen.penup()
 pen.goto(100,-100)
 pen.goto(100,-100)
 pen.write("你好\n欢迎你.",font=("Times",30,"normal"))
 pen.write("你好\n欢迎你.",font=("Times",30,"normal"))
-
+len=50
 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(len*2)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(len*2)
 pen1.hideturtle()
 pen1.hideturtle()
 pen1._fillcolor("red")
 pen1._fillcolor("red")
 turtle.done()
 turtle.done()
\ No newline at end of file