所以这为什么WA?

P4369 [Code+#4] 组合数问题

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by flashess @ 2018-07-28 16:33:16


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by ylxmf2020 @ 2018-07-28 16:37:21


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by Junlier_test @ 2018-07-28 16:37:37


所以这spj绝对有问题
by star_magic_young @ 2018-07-28 16:50:41


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