Update README.md

Author: SuperSimpleDev

1-exercise-solutions/lesson-17/README.md

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 # Exercises
 ![exercises17-1](https://user-images.githubusercontent.com/70604577/160040249-40643657-777b-43dd-a69c-503af5f11ebe.png)
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+https://user-images.githubusercontent.com/70604577/160040463-4bbba430-445d-4dc9-9b86-c4984718380e.mp4
+![exercises17-2](https://user-images.githubusercontent.com/70604577/160040519-d9b7c674-11ba-4606-ae21-00aea68f6c10.png)
+