You seem young so let me offer some advice: pick an interesting language that will either (a) get you an interesting job, or (b) allow you to develop what is in

You seem young so let me offer some advice: pick an interesting language that will either (a) get you an interesting job, or (b) allow you to develop what is in your brain. C++, Java, C#, Python, Scala, Ruby - it doesn't matter. What is useless is learning a language that you then cannot use to get employment.