save project

my_game.py

@@ -12,13 +12,13 @@ stone = pygame.image.load('stone.png')      # 石头
 cacti = pygame.image.load('cacti.png')      # 仙人掌
 apple = pygame.image.load('bush.png')      # 灌木丛
 hero = pygame.image.load('hero1.png')
-index = 0 
+index =0
 
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
-            exit()
+        index = n
 
     # 将背景图画上去
     screen.blit(background, (0, 0))