arete

It's close to what you're looking for. Write a program using charAt(). The sample one provided (or a google search, or browsing through the java library) will give you a good idea of how to use it. Then it's just implementing the method in your program. Good luck!

I'm trying Euler problem 3 on [url]http://projecteuler.net/[/url] for fun. I think I have a program that works (with very small numbers), but it takes too long. Can anyone give me some hints to improve speed? [CODE] /** * The prime factors of 13195 are 5, 7, 13 and 29. * …

I'm new to java and am working my way through a textbook. I feel like I'm starting to get the hang of it and so I wanted to learn of opportunities to improve myself. Are there any open-source projects or other ways for me to try my hand at something …

I'm new myself, but there are many situations where you don't use static. For instance, adding static to a method means you can call that method without instantiating the class, but it also means that you can't input something and have the method interact with it. Static methods take a …

You don't use parts of boxes, thus, even if you only want to store one extra cookie, an entirely new box will be used. Start with the necessary division, then round up keeping this is mind and you should be fine.

Hey, I'm working through Objects First with Java and using bluej. I've just gotten to where I call other classes and methods, and sometimes I can get it to work. Other times, like the example below, I'm completely suck. I've tried every combination I can think of to get the …

Just starting learning programming in my spare time. I like the problem solving mentality. Any suggestions for how I can quickly improve? Thanks, arete