Problems on adding RecyclerView Android Studio : I needed recycler view in my project and I decided to implement it, also changed targetSDK and compileSDK from 29 to 27. After compiling the app there appeared some errors, can you help me?
![enter image description here](https://i.stack.imgur.com/N8ej6.png)![enter image description here](https://i.stack.imgur.com/uH7Vi.png)![enter image description here](https://i.stack.imgur.com/hHbRP.png)![enter image description here](https://i.stack.imgur.com/dmlTK.png)
Or you can just show me another way of implementing e.t.c