Add online IDE url

github-classroom[bot] · web-flow · commit 4f46542fba34 · 2022-07-10T02:22:05.000Z
diff --git a/README.md b/README.md
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+![Open in Codespaces](https://classroom.github.com/assets/open-in-codespaces-abfff4d4e15f9e1bd8274d9a39a0befe03a0632bb0f153d0ec72ff541cedbe34.svg)
 # Open-Source OS Training Comp 2022
 
 Welcome to Open-Source OS Training Comp 2022（2022年开源操作系统训练营）.

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`1`	`2`	`# Open-Source OS Training Comp 2022`
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`3`	`4`	`Welcome to Open-Source OS Training Comp 2022（2022年开源操作系统训练营）.`