save project

snake.py

@@ -31,7 +31,7 @@ while True:
     x+=30
     screen.blit(background,(0,0))
     screen.blit(right,(x,y))
-    for i in range(len position[-1])
+    for i in range(len (B[-1])):
         screen.blit(body,B[i])
     # screen.blit(body,(210,120))
     # screen.blit(body,(180,120))