题目表意不清

P2710 数列

qpzc
by 试试事实上吗 @ 2020-10-26 17:48:08


@[chen_zhe](/user/8457)
by 试试事实上吗 @ 2020-10-26 17:48:20


~~历史遗留问题~~
by 滑蒻稽 @ 2021-05-07 14:54:29


~~隔壁P2042也被这样怼过,题面都差不多~~
by Ranger_HoFr @ 2022-01-11 13:51:10


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