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=1
+
 pen=turtle.Pen()
 pen=turtle.Pen()
 screen=turtle.Screen()
 screen=turtle.Screen()
 
 
@@ -16,14 +16,14 @@ pen.fillcolor("red")
 pen.begin_fill()
 pen.begin_fill()
 
 
 pen.left(45)
 pen.left(45)
-pen.forward(2*len)
+pen.forward(100)
 
 
-pen.circle(len,180)
+pen.circle(50,180)
 
 
 pen.right(90)
 pen.right(90)
-pen.circle(len,180)
+pen.circle(50,180)
 
 
-pen.forward(2*len)
+pen.forward(100)
 
 
 pen.end_fill()
 pen.end_fill()