It is just a very simple java homework, but I don't know how to finish, I hope there is a programmer will take this job and finish before 23/12/2012. Thanks!
Actually I had already finished the Assignment3, here it is, I just don't how to use my old one to finish the assignment4:
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Hello, I am very interested in your offer. I have enough experience with Java. If you need a previous demonstration to any specific functionality can count on me. I remain at your disposal Regards