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This formula is satisfiable because if we set to b to true and a to false, then the whole formula is true. All other assignments make the formula false, but it doesn't change that the formula is satisfiable as long as there is at least one assignment makes the formula true.
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The government rejected the claims, with a spokesperson saying it had already introduced "some of the strongest online safety protections in the world".，更多细节参见51吃瓜
"debacle," so they couldn't have been great.