Solution for #19Eight thousand. When books sit on shelves, the first page of the book is the rightmost page, and the last page is the leftmost page. So you can't count the pages in the first and last volumes. |
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Solution for #19Eight thousand. When books sit on shelves, the first page of the book is the rightmost page, and the last page is the leftmost page. So you can't count the pages in the first and last volumes. |
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