save project

snake.py

@@ -8,8 +8,8 @@ pygame.init()
 screen = pygame.display.set_mode((660, 480))
 
 # 背景
-background=pygame.image.load("bg.pug")
-right=pygame.image.load("right.pug")
+background=pygame.image.load("bg.png")
+right=pygame.image.load("right.png")
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 
@@ -29,4 +29,4 @@ while True:
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面
-    pygame.display.update()
+    pygame.display.update()
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