save project

snake.py

@@ -5,10 +5,10 @@ pygame.init()
 
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
-background=pygame.image.load('bg.pong')
-right=pygame.image.load('right.pong')
-food=pygame.image.load('apple.pong')
-boby=pygame.image.load('boby.pong')
+background=pygame.image.load('bg.png')
+right=pygame.image.load('right.png')
+food=pygame.image.load('apple.png')
+boby=pygame.image.load('boby.png')
 
 
 while True: