save project

diy1.py

 import turtle
 import turtle
 y=turtle.Pen()
 y=turtle.Pen()
-
+color=["red","orange","yellow","green"]
 for i in range(300):
 for i in range(300):
+    y.pencolor(color[i%4])
     y.forward(i)
     y.forward(i)
     y.right(91)
     y.right(91)
     i+=1
     i+=1