This is a project written in C language. The project contains a multiuser login system with each individual having a separate file to enter and store his/her contact information. And to compute the distance between the user and the contacts which he/she has stored. A weighted graph has been used to identify the location of each users data.
Read project description for more details. https://github.com/fahadmohad1/C-Project-Level-1-2-/blob/master/Project%20discription.doc