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I want to write LONGLONG data (which is 64 bit integer) in a file. How can I do so? 
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I want to write LONGLONG data (which is 64 bit integer) in a file. How can I do so? 

How to write LONGLONG data in a File

Kernel and system programming is the process of creating the software necessary for a computer or device to function and operate other programs. Some operating systems (such as Microsoft Windows) are proprietary, but others, such as the various Linux distributions, are open source.