save project

1.py

+import turtle  
+pen = turtle.Pen()
+pen.speed(100)
+pen.hideturtle()
+list_color=['yellow','blue','red','green']
+for i in range(100):
+    pen.color(list_color[i%4])
+    pen.circle(i,180)
+    pen.right(90)
+turtle.done()
\ No newline at end of file