CodeWars assumes that you have at least the basic knowledge for the level you're attempting, so you might want to check out YouTube beginner programming courses for your selected language and start there, then come back when you've gotten the foundations under you.

Check the docs.

I really don't know what I'm doing and where to type. I have NEVER done coding before but has always been interested in it. So, I am looking at the instructions but I don't know where to put it plus I now don't know if that is what the program wants me to type. Again, a true newbie here. Can I have some help please to learn how to get passed the 8 kyu sentence smash? I just need help on learning and from that, what to do...