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（1979.IMO.1)数论

2023-08-25 16:24 作者:封包  | 我要投稿

    我们的情人不过是随便借个名字，用幻想吹出来的肥皂泡，把信拿去吧，你可以使假戏成真。我本来是无病呻吟，漫无目的的吐露爱情，现在这些漂泊不定的鸟儿有地方栖息了，你可以从信里看出来。拿去吧，由于不是出自真心，话就说得格外动听，拿去吧，就这么办！

——《西哈诺》

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本题属于较简单的数论整除题，只需要注意到原分式的化简形式和1979和1319!互素即可快速求证。

高中生自行整理，如有错误，欢迎指出。

标签：数学

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