save project

diy1.py

@@ -2,7 +2,7 @@
 import turtle
 screen=turtle.Screen()
 screen.bgcolor("light blue")
-len=screen.textinput("100","100")
+len=int(input("半径："))
 pen=turtle.Pen()
 pen.write("你好Esc",font=("Times",80,"normal"))
 pen.hideturtle()
@@ -12,10 +12,10 @@ pen.pendown()
 pen.pensize(5)
 pen.pencolor("red")
 pen.left(45)
-pen.forward(100)
-pen.circle(5,180)
+pen.forward(len*2)
+pen.circle(len,180)
 pen.left()(45)
-pen.circle(5,180)
-pen.forward(100)
+pen.circle(len,180)
+pen.forward(len*2)
 pen.hideturtle()
 turtle.done()
\ No newline at end of file