hello-world

此存储库用于练习 GitHub 流程 print("Hello, world!")

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hello 111 13 ₂ 5³ =125

dididi HUAWEImate30 pro 5GiPhone 15 ddd #0969DA asd The background color is #ffffff for light mode and #000000 for dark mode. COPX邀请链接 This site was built using GitHub Pages. Contribution guidelines for this project [!NOTE] Useful information that users should know, even when skimming content.

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@octocat 👍 This PR looks great - it's ready to merge!

Command	Description
git status	List all new or modified files
git diff	Show file differences that haven't been staged

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   puts "Hello World"

The Cauchy-Schwarz Inequality $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$

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2. To add line breaks within a footnote, prefix new lines with 2 spaces. This is a second line. ↩