save project

diy1.py

+import turtle
+screen=turtle.Screen()
+screen.bgcolor("light blue")
+len=screen.textinput("提示","长度？")
+a=int(len)
+pen=turtle.Pen()
+pen.write("你好\nSB.",font=("Times",30,"normal"))
+pen.hideturtle()
+pen.penup()
+pen.goto(100,100)
+pen.pendown()
+pen.pensize(5)
+pen.pencolor("red")
+pen.left(45)
+pen.forward(2*a)
+pen.circle(a,180)
+pen.right(90)
+pen.circle(a,180)
+pen.forward(2*a)
+turtle.done()

jhfygjf.py

+import turtle
+screen=turtle.Screen()
+screen.bgcolor("pink")
+pen=turtle.Pen()
+pen.hideturtle()
+pen.penup()
+pen.goto(100,-100)
+pen.write("你好\nSB",font=("Times",30,"normal"))
+penl=turtle.Pen()
+len=60
+penl.pensize(5)
+penl.pencolor("red")
+penl.left(45)
+penl.forward(2*len)
+penl.circle(len,180)
+penl.right(90)
+penl.circle(len,180)
+penl.forward(2*len)
+turtle.done()
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