A data structure is a particular way of organizing data in a computer so that it can be used effectively.For example, we can store a list of items having the same data-type using the array data structure. This page contains detailed tutorials on different data structures (DS) with topic-wise problems, including (1) Array, (2) Linked List, (3) Stack, (4) Queue, (5) Binary Tree, (6) Binary Search Tree, (7) Heap, (8) Hashing, (9) Graph, (10) Matrix, (11) Advanced Data Structure.