I used z3 theorem prover to assess LLM output, which is a pretty decent SAT solver. I considered the LLM output successful if it determines the formula is SAT or UNSAT correctly, and for SAT case it needs to provide a valid assignment. Testing the assignment is easy, given an assignment you can add a single variable clause to the formula. If the resulting formula is still SAT, that means the assignment is valid otherwise it means that the assignment contradicts with the formula, and it is invalid.
文旅发展的核心在于差异化。与其在同质化中“卷”得筋疲力尽，不如发挥长板效应，集中优势力量将本地最独特、最优质的文化资源打磨成“撒手锏”。从老祖宗留下的古城墙、青石板，到世代相传的非遗技艺，这些不可再生的文化瑰宝，才是一个地方区别于他者的独特DNA，是无法替代的文化长板。
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Singh’s New Yorker article ends by asking what these sorts of searches for common origins tell us: “that our wild, warring species shares something irreducible at its core.”
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从顾客视角来看，他们的核心预期很简单：安全、放心、真实透明以及被尊重。很多旺店最大的差评往往是“排队太久且无服务”——同样是排队，海底捞会提供小吃、饮用水，而有些门店让客人在寒风中苦等，自然会引发不满。