save project

sb.py

-import.turtle
+import turtle
 pen=turtle.Pen()
 pen=turtle.Pen()
-p=1
 for i in range(300):
 for i in range(300):
-    pen.forward(p)
+    pen.forward(i)
     pen.left(91)
     pen.left(91)
-    p=p+1
+    i=i+1
 turtle.done()
 turtle.done()