Describes the cause and action for error messages.
Error Message(English)：
readme.md not formatted
Basic writing and formatting syntax - GitHub Help
https://help.github.com/en/articles/basic-writing-and-formatting-syntax
Quoting code
https://help.github.com/en/articles/basic-writing-and-formatting-syntax#quoting-code
Relative links
https://help.github.com/en/articles/basic-writing-and-formatting-syntax#relative-links
Lists
https://help.github.com/en/articles/basic-writing-and-formatting-syntax#lists
Mentioning people and teams
https://help.github.com/en/articles/basic-writing-and-formatting-syntax#mentioning-people-and-teams
README is not formatted ・ Issue #1 ・ mpj/powerpinkplay ・ GitHub
https://github.com/mpj/powerpinkplay/issues/1
Getting started with writing and formatting on GitHub - GitHub Help
https://help.github.com/en/articles/getting-started-with-writing-and-formatting-on-github
Markdown Cheatsheet ・ adam-p/markdown-here Wiki ・ GitHub
https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet
Markdown Here Cheatsheet
https://github.com/adam-p/markdown-here/wiki/Markdown-Here-Cheatsheet