##### Data Structure and Algorithms

Course Objectives:

1. To provide fundamental knowledge of various data structures and their implementation
2. To provide the fundamental knowledge of various algorithms and their analysis
1. Concept of data structure (2 hours)
1. Introduction: data types, data structures and abstract data types
2. Introduction to algorithms

2. The Stack and Queue (6 hours)
1. Stack  operation
2. Stack application: Evaluation of Infix, Postfix and Prefix expressions
3. Operations in queue, Enqueue and Dequeue
4. Linear and circular queue
5. Priority queue

3. List (3 hours )
1. Definition
1. Static and dynamic list structure
2. Array implementation of lists
3. Queues as list

4. Linked lists (5 hours )
1. Dynamic implementation
4. Doubly linked lists and its applications

5. Recursion (4 hours )
1. Principle of recursion
2. TOH and  Fibonacci sequence
3. Applications of recursion

6. Trees (7 hours )
1. Concept
2. Operation in Binary tree
3. Tree search, insertion/deletions
4. Tree traversals (pre-order, post-order and  in-order)
5. Height, level and depth of  a tree
6. AVL balanced trees and  Balancing algorithm
7. The Huffman algorithm
8. B-Tree
9. Red Black Tree

7. Sorting (5 hours )
1. Types of sorting: internal and external
2. Insertion and selection sort
3. Exchange sort
4. Merge and Redix sort
5. Shell sort
6. Heap sort as a priority queue
7. Big ‘O’ notation and Efficiency of sorting

8. Searching ( 5 hours )
1. Search technique
2. Sequential, Binary and Tree search
3. General search tree
4. Hashing
1. Hash function and hash tables
2. Collision resolution technique

9. Growth Functions   ( 2 hours)
1. Asymptotic notations: notations and their properties

10. Graphs ( 6 hours )
1. Representation and applications
2. Transitive closure
3. Warshall’s algorithm
4. Graphs type
5.   Graph traversal and Spanning forests
1. Depth First Traversal and Breadth First Traversal
2. Topological sorting: Depth first, Breadth first topological sorting
3. Minimum spanning trees, Prim’s, Kruskal’s and Round-Robin algorithms
6. Shortest-path algorithm
1. Greedy algorithm
2. Dijkstra’s Algorithm

Practical:
There shall be 10 to 12 lab exercises based on C or C++

1. Implementation of stack
2. Implementations of linear and circular queues
3. Solutions of TOH and Fibonacci sequence by Recursion
5. Implementation of trees: AVL trees, and balancing
6. Implementation of Merge sort
7. Implementation of search: sequential, Binary and Tree search
8. Implementation of Graphs: Graph Traversals
9. Implementation of hashing
10. Implementation of Heap

References

1. Y. Langsam, M. J. Augenstein and A. M Tenenbaum, “Data Structures using C and C++”, PHI
2. T. H. Cormen, C. E. Leiserson, R. L. Rivest, C. Stein, “Introduction to Algorithms”, PHI
3. G.W. Rowe, “Introduction to Data Structure and Algorithms with C and C++”, PHI
4. R. L. Kruse, B. P. Leung, C. L. Tondo, “Data Structure and Program design in C”, PHI
5. G. Brassard and P. Bratley, “Fundamentals of Algorithms”, PHI

Evaluation Scheme:
The questions will cover all the chapters of the syllabus. The evaluation scheme will be as indicated in the table below:

 Chapters Hours Marks Distribution* 1 2 4 2 6 10 3 3 6 4 5 10 5 4 8 6 7 12 7 5 8 8 5 8 9 2 4 10 6 10 Total 45 80

*Note: There may be a minor deviation in the marks distribution.