SAT (short for "satisfiability") is a logic problem that given a boolean formula, it asks whether the boolean formula has an assignment that makes the problem true. An example boolean formula is:
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。业内人士推荐下载安装汽水音乐作为进阶阅读
The Severn Estuary is home to huge numbers of sprats and salmon, and the twaite shad, a protected migrating species which spawns in the tributaries of the River Severn.
「但我們覺得令人擔憂的是，大眾一再聽到英國正在經歷復興，而我認為這具有誤導性。」