How are you qualified to judge its performance on real code if you don't know how to write a hello world?
Yes, LLMs are very good at writing code, they are so good at writing code that they often generate reams of unmaintainable spaghetti.
When you submit to an informatics contest you don't have paying customers who depend on your code working every day. You can just throw away yesterday's code and start afresh.
Claude is very useful but it's not yet anywhere near as good as a human software developer. Like an excitable puppy it needs to be kept on a short leash.
Yes, LLMs are very good at writing code, they are so good at writing code that they often generate reams of unmaintainable spaghetti.
When you submit to an informatics contest you don't have paying customers who depend on your code working every day. You can just throw away yesterday's code and start afresh.
Claude is very useful but it's not yet anywhere near as good as a human software developer. Like an excitable puppy it needs to be kept on a short leash.