[评论]数学趣题(30): 哪国人?
I think the answer is:The first and second people were from Liars country,
while the third person was from True-speak country. 当然第三个人是老实国的人啦。
因为说慌国的人肯定说谎讲自己是老实国的人,而老实国的人不会说谎而讲自己是老实国的人,这样三个人都说自己是老实过的人,这样可以却定第三个人讲的前半句是真话,既然讲了真话那就不是说谎国的人,所以第三个人才是老实国的人。
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