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#2556: Liangsheng298

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梦想成为自动AC机

#2556: Mengwh

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#2556: Minion

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不懂哦,哎

#2556: mooooooon___

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#2556: ucup-team1232

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#2612: _l_l_

Accepted: : 39

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Accepted: : 39

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#2612: ash_98

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#2612: Aword

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#2612: BinDir0

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#2612: Boboge

Accepted: : 39
One last dance

#2612: Cookie_Creamm

Accepted: : 39

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#/: icpccamp2025-team08

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#2612: jjh20100730

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秋天的枫叶飘落,像你泛着光的温柔的背影。

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Accepted: : 39

#2671: __stick

Accepted: : 38

#2671: 12345678

Accepted: : 38
$$i^2 = j^2 = k^2 = ijk = −1$$
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