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Chenchen, Tangtang and ZengZeng are starting a game of tic-tac-toe, played on a 3 × 3 board. Initially, all squares on the board are empty and they ta 阅读全文
posted @ 2019-08-14 18:33
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#1636 : Pangu and Stones #1636 : Pangu and Stones 时间限制:1000ms 单点时限:1000ms 内存限制:256MB 描述 In Chinese mythology, Pangu is the first living being and the 阅读全文
posted @ 2019-08-14 15:50
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#1632 : Secret Poems #1632 : Secret Poems 时间限制:1000ms 单点时限:1000ms 内存限制:256MB 描述 The Yongzheng Emperor (13 December 1678 – 8 October 1735), was the fif 阅读全文
posted @ 2019-08-14 11:05
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