auto save

21.py

+#21
+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light green")
+pen=turtle.Pen()
+pen.penup()
+pen.goto(100,-100)
+pen.write("HI!SB,LOOK!",font=("Times",30,"normal"))
+pen1=turtle.Pen()
+pen1.pensize(10)
+pen1.pencolor("green")
+pen1.left(45)
+pen1.forward(100)
+pen1.circle(50,180)
+pen1.right(90)
+pen1.circle(50,180)
+pen1.forward(100)
+turtle.done()

sb.py

+#SB
+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light green")
+pen=turtle.Pen()
+pen.penup()
+pen.goto(100,-100)
+pen.write("HI!LOOK!",font=("Times",30,"normal"))
+len=screen.textinput(" ","你要多大的爱心啊？")
+lovesize=int(len)
+pen1=turtle.Pen()
+pen1.pencolor("green")
+pen1.pensize(10)
+pen1.left(45)
+pen1.forward(2*lovesize)
+pen1.circle(lovesize,180)
+pen1.right(90)
+pen1.circle(lovesize,180)
+pen1.forward(2*lovesize)
+turtle.done()
+
+
+
+