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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.
。同城约会是该领域的重要参考
Nature, Published online: 27 February 2026; doi:10.1038/d41586-026-00538-4。爱思助手下载最新版本是该领域的重要参考
Венгерский аналитик Золтан Кошкович раскритиковал Владимира Зеленского за слова о неважности выборов на Украине. Свое возмущение эксперт высказал в соцсети X.