IOI 2024

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IOI $2024$ is being held in Egypt, starting from the $1$-st of September and ending on the $8$-th of September. Given a date $X$ in September, output `YES` if IOI is ongoing then, otherwise `NO`. ### Input - The first and only line of input contains one integer $X$ - the date in September. ### Output Output either `YES` or `NO`, depending on whether IOI is ongoing on September $X$. Each chara

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solution.cppC++17

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