Update README.md

Author: geekxh

README.md

@@ -35,7 +35,7 @@ English version repo and Gitbook is on [english branch](https://github.com/geekx
 - [另外推荐一套算法课，北大FB双料大佬的，我之前上过，性价比很高](https://www.jiuzhang.com/course/71/?utm_source=tf-github-xh2022)
 - 最后，下方扫码可以领取我准备的刷题模板
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+    <img height="200" src="https://www.cxyhub.com/wp-content/uploads/2022/%3Cspan%20class="x x-first x-last">08/f9e51121533b2c175bcb41ee8c05e62.jpg">
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