save project

snake.py

@@ -65,6 +65,12 @@ while True:
         changdu+=1
     else:
         position.pop(0)
+        
+    if (x,y) in position[0:-1]:
+        text = ziti2.render('游戏结束',True,(255,0,0))
+        screen.blit(text,(230,240))
+        jieshu=1
+        pygame.display.update()
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去