It contains all the basic programs in C. Check out the program.txt file in the c program folder. The number associated with each program is the the name of the respective hello file.

Eg if "Program to Add Two Integers" is given 1 then its respective code is hello1.c

Data Structure folder contains all the basics code for linked list, stack, queue, circular queue, and binary tree, Doubly linked list and heap

Sorting folder contains all the major sorting algorithm ie. Bubble, Insertion, Selection, Quick, Merge.