save project

snake.py

@@ -6,6 +6,9 @@ background=pygame.image.load("bg.png")
 right=pygame.image.load("right.png")
 apple=pygame.image.load("apple.png")
 body=pygame.image.load("body.png")
+left=pygame.image.load("left.png")
+up=pygame.image.load("up.png")
+down=pygame.image.load("down.png")
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
 while True:
@@ -14,6 +17,9 @@ while True:
             exit()
     screen.blit(background,(0,0))
     screen.blit(right,(240,120))
+    screen.blit(up,(60,390))
+    screen.blit(left,(90,390))
+    screen.blit(down,(120,390))
     screen.blit(apple,(360,300))
     screen.blit(body,(210,120))
     screen.blit(body,(210,90))