Posted by haifeng on 2024-05-04 21:44:33 last update 2024-05-04 21:44:33 | Answers (2) | 收藏
设
\[S=1+\frac{1}{\sqrt{2}}+\frac{1}{\sqrt{3}}+\cdots+\frac{1}{\sqrt{n}},\]
求 $[S]$.
