做算術加一個零或減一個零對結論沒影響，哈哈。

來源: π 於 2007-02-19 17:04:28 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.