save project

diy1.py

 # 利用write()帮助悟空给诺依回信吧~
+import random
 import turtle
+f=[45,50,40,31,22,40.31,22.5]
+Len=random.choice(f)
 screen=turtle.Screen()
 screen.bgcolor("light blue")
 pen=turtle.Pen()
@@ -11,11 +14,11 @@ pen.goto(0,0)
 pen1.pencolor("red")
 pen1.pensize(10)
 pen1.setheading(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*Len)
+pen1.circle(Len,180)
 pen1.left(-90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(Len,180)
+pen1.forward(2*Len)
 pen1.hideturtle()
 turtle.done()