save project

snake.py

@@ -6,7 +6,7 @@ pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
-a=pygame.time.Clock()
+r=pygame.time.Clock()
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
@@ -55,11 +55,12 @@ while True:
     # 将贪吃蛇画上去
     screen.blit(right, a_b[-1])
     # 将贪吃蛇的身体画上去
-    for i in range(len(a)-1):
-        screen.blit(right,a[i])
+    for i in range(len(a_b)-1):
+        screen.blit(body,a_b[i])
     
     
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面
-    pygame.display.update()
\ No newline at end of file
+    pygame.display.update()
+    r.tick(3)
\ No newline at end of file