如果可以用幂，那么2，2，2，5也容易

来源: 过来人2 于 2021-09-01 19:42:58 [旧帖] [给我悄悄话] 本文已被阅读：次

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