save project

diy1.py

@@ -7,20 +7,21 @@ import turtle
 pen1=turtle.Pen()
 pen1.color("red")
 pen1.pensize(5)
-len=50
+screen=turtle.Screen()
+screen.bgcolor("light blue")
+len=screen.textinput("提示","你想要多大的爱心呀?")
+a=int(len)
 pen1.left(45)
-pen1.forward(2*len)
-pen1.circle(len,180)
+pen1.forward(2*a)
+pen1.circle(a,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.circle(a,180)
+pen1.forward(2*a)
 pen1.hideturtle()
-screen=turtle.Screen()
-screen.bgcolor("light blue")
+
 pen=turtle.Pen()
 pen.penup()
 pen.goto(-100,0)
 pen.write("祝你生日快乐!",font=("Times",10,"normal"))
 pen.hideturtle()
 turtle.done()
-