Learn C with our popular C tutorial, which will take you from the very basics of C all the way through sophisticated topics like binary trees and data structures. By the way, if you're on the fence about learning C or C++, I recommend going through the C++ tutorial instead as it is a more modern language.
Introduction and Basic C Features
Pointers, Arrays and Strings
File IO and command line arguments
Linked lists, binary trees, recursionpractice problems or view more tutorials.