2.9 SiLU（Swish）
Once I gained clarity, I invested approximately $40,000 to launch. That investment covered packaging development, initial manufacturing, shipping and early marketing efforts.
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Медведев вышел в финал турнира в Дубае17:59
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.