I need a program that will give the ‘Previous’ Prime number to any number given. This includes Large Numbers of 7000 digits or more. To be done in Visual C++. Source Code to all well documented.
An input box will be needed to display the original Large [login to view URL] Number can be either ‘Paste’ into the input box or be read into the box from a file.
A control button will be needed to start calculation.
An input box will be needed to display the ‘Previous’ Prime [login to view URL] results found in this box can be ‘copy’ or ‘cut’ or placed to a different file.
I will need someone who is good with math algorithms to complete the ‘Finding Previous Prime’ process.
I know there is an algorithm that will do this because I have seen the results on a website.
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Just enter a positive number and the 'Next Prime' will be found.
## Deliverables
1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done.
2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables):
a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment.
b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request.
3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement).
## Platform
Windows. 2000, XP