my iphone 5c is not getting charged neither it is getting connected to my computer

Are you trying to charge it with the computer? Can you charge it with the mains charger that came with the device? I'm guessing that maybe you are referring to a Windows computer? If so, you can see this support document for help with it not being recognized in iTunes. iPhone, iPad, or iPod not recognized in iTunes for Windows - Apple Support Usually an indication of a driver issue.