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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.，更多细节参见爱思助手下载最新版本
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Here's a simple in-memory writer that collects all written data:
important thing to consider when comparing the two platforms.。关于这个话题，同城约会提供了深入分析