save project

snake.py

@@ -14,17 +14,23 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 x,y = 240,120
+position = [(180,90),(180,120),(210,210)]
 
 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()
-x + = 30  
+    x += 30
+    position.append((x,y))
+    position.pop(0)
+  
     # 将背景图画上去
-    screen.blit(background, (0, 0))
+    screen.blit(right,position (-1))
+    
+    
     # 将贪吃蛇画上去
-    screen.blit(right<,(x,y))
+    screen.blit(rightH FGH,(x,y))
     screen.blit(right, (240, 120))
     # 将贪吃蛇的身体画上去
     screen.blit(body, (210, 120))