Title: Handling Sets of Strings

Introduction to Two-Dimensional Character Arrays

Two-Dimensional Array of Characters

Definition of a two-dimensional character array

Initializing a master list of names

Using strcmp() to compare strings

Array Initialization and Comparison

Initializing names from keyboard input

Using strcmp() to compare strings

Explaining the 'flag' variable

Memory Storage

Visualization of memory storage

Strings ending with '\0'

Wastage in a two-dimensional array

Array of Pointers to Strings

Introduction to an array of pointers

Comparing memory usage with a two-dimensional array

Benefits of using an array of pointers

Manipulation of Strings

Example: Exchanging names in a 2-D array

Explanation of character exchanges

Code and output

Manipulation with Array of Pointers

Example: Exchanging names with an array of pointers

Explanation of address exchanges

Code and output

Benefits of Using Array of Pointers

Efficiency in memory usage

Easier manipulation of strings

Limitation of Array of Pointers to Strings

Inability to receive strings using scanf()

Example program that doesn't work

Solution for Receiving Strings

Explaining the roundabout method

Using dynamic memory allocation with malloc()

Code and explanation

Dynamic Memory Allocation

Benefits of dynamic memory allocation

Using malloc() for dynamic memory allocation

Difference from static memory allocation with arrays

Conclusion

Summarizing the advantages of an array of pointers to strings

Highlighting the use of malloc() for dynamic memory allocation

Emphasizing efficiency in handling strings