auto save

diy1.py

 import turtle
 import random
-# pen=turtle.Pen()
-# pen.write("今日作业：\n完成Lv2-2的实践应用\n第三题\n第四题",font=("Times",20,"normal"))
-# pen.hideturtle()
-# turtle.done()
+bg=turtle.Screen()
+bg.bgcolor("pink")
+list=[]
+for i in range(100):
+    list.append(i)
+len=random.choice(list)
+len1=random.randint(1,100)
+
+pen=turtle.Pen()
+pen.penup()
+pen.goto(-100,-200)
+pen.write("今日作业：\n完成Lv2-2的实践应用\n第三题\n第四题",font=("Times",20,"normal"))
+pen.hideturtle()
+
 pen1=turtle.Pen()
 pen1.color("red")
 pen1.pensize(10)
 pen1.left(45)
-pen1.fd(100)
-pen1.circle(50,180)
+pen1.fd(len*2)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.fd(100)
+pen1.circle(len,180)
+pen1.fd(len*2)
 pen1.hideturtle()
 turtle.done()
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