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:
The PET police intelligence service and FE military intelligence said in a joint statement the election campaign could be marked by disinformation and cyberattacks “to sow division, influence the public debate or to target candidates, parties or specific political programmes”.
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週日，美國貿易代表詹姆森·格里爾（Jamieson Greer）表示，他不認為這些變化會影響華盛頓與中國及其領導人習近平的會談：「這次與習主席會面的目的不是為了貿易爭執，而是為了維持穩定，確保中國履行我們協議中的責任，購買美國農產品、波音飛機和其他東西。」格里爾告訴美國廣播公司。