save project

diy 1.py

@@ -9,13 +9,14 @@ pen.goto(100,100)
 pen.write("hi",font=("Times",20,"normal"))
 pen.hideturtle()
 #定义变量
-len=50
+len=screen.textinput("1","200")
+size=int(len)
 pen1=turtle.Pen()
 pen1.left(45)
-pen1.forward(2*len)
-pen1.circle(len,180)
+pen1.forward(2*size)
+pen1.circle(size,180)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.circle(size,180)
+pen1.forward(2*size)
 pen1.hideturtle()
 turtle.done()
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