Variables, Constants, and Data Types in C
Constants
A constant is a value that remains unchanged during program execution.
Categories of constants:
Literal constantsDirect values included in the source code, e.g., 10, 'A', 3.14.
const-qualified variables
const int MAX = 100;
These variables occupy memory and are enforced as read-only at runtime.
Macro constants (via #define)
#def ...
Posted on Wed, 22 Jul 2026 16:28:04 +0000 by Sarok