save project

哇哇.py

-import turtle
+import turtle
 import turtle
 import turtle
 screen=turtle.Screen()
 screen=turtle.Screen()
-screen.bgcolor("light red")
+screen.bgcolor("light blue")
+
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen.pensize(5)
 pen.pensize(5)
 pen.pencolor("red")
 pen.pencolor("red")
 pen.fillcolor("red")
 pen.fillcolor("red")
 pen.begin_fill()
 pen.begin_fill()
+len=60
 pen.left(45)
 pen.left(45)
-pen.forward(100)
-pen.circle(50,180)
+pen.forward(2*len)
+pen.circle(len,180)
 pen.right(90)
 pen.right(90)
-pen.circle(50,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(2*len)
 pen.end_fill()
 pen.end_fill()
 pen.penup()
 pen.penup()
 pen.goto(100,0)
 pen.goto(100,0)