save project

diy1.py

 # 利用write()帮助悟空给诺依回信吧~
 # 利用write()帮助悟空给诺依回信吧~
 import turtle
 import turtle
-
+len=30
 screen=turtle.Screen()
 screen=turtle.Screen()
-screen.bgcolor("red")
+screen.bgcolor("blue")
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen.write("你好啊！",font=("Times",13,"normal"))
 pen.write("你好啊！",font=("Times",13,"normal"))
 pen.hideturtle()
 pen.hideturtle()
@@ -14,11 +14,11 @@ pen1.pendown()
 pen1.fillcolor("green")
 pen1.fillcolor("green")
 pen1.begin_fill()
 pen1.begin_fill()
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.end_fill()
 pen1.end_fill()
 pen1.hideturtle()
 pen1.hideturtle()
 turtle.done()
 turtle.done()
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