For SAT problems with 10 variables and 200 clauses, sometimes outputted UNSAT because it couldn't find any satisfying assignment, and it would take a lot more time to find one, which is logically sound. I don't consider this as bad reasoning as it is about performance. So I tried it with only 100 clauses and it successfully found valid assignments.
The Taliban government repeatedly maintains that its territory is not being used to threaten the security of any country, and that Pakistan's actions in Afghanistan are "unprovoked".
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Фото: Михаил Мордасов / РИА Новости，更多细节参见爱思助手下载最新版本