save project

snake.py

@@ -14,8 +14,7 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 
-x=240
-y=120
+x,y=240,120
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -23,9 +22,9 @@ while True:
             exit()
     x+=30
     # 将背景图画上去
-    screen.blit(background, (x, y))
+    screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    screen.blit(right, (x, y))
     # 将贪吃蛇的身体画上去
     screen.blit(body, (210, 120))
     screen.blit(body, (180, 120))