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snake.py

@@ -61,8 +61,8 @@ while True:
     else:
     else:
         position.pop(0)
         position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
-    if x>630 or x<0 or y<0 or y>450:
-        exit()
+    # if x>630 or x<0 or y<0 or y>450:
+    #     exit()
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
     screen.blit(snake_head, position[-1])
     screen.blit(snake_head, position[-1])
@@ -76,4 +76,4 @@ while True:
     screen.blit(text,(540,10))
     screen.blit(text,(540,10))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(10)
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