auto save

snake.py

@@ -13,11 +13,11 @@ body=pygame.image.load('body.png')
 while True:
     for event in pygame.event.get():
         if event.type==locals.QUIT:
-            exec()
+            exit()
     screen.blit(blackground,(0,0))
     screen.blit(right,(240,120))
     screen.blit(body,(210,120))
     screen.blit(body,(180,120))
     screen.blit(body,(180,30))
-    screen.blit(body,(360,300))
+    screen.blit(food,(360,300))
     pygame.display.update()