save project

snake.py

@@ -3,3 +3,7 @@ import pygame
 pygame.init()
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
+while True:
+    for a in pygame.event.get():
+        if a.type==locals.QUIT:
+            exit()
\ No newline at end of file