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

C Programming: Sum of Three Integers

#include <stdio.h> int main() { int first, second, third; int total; printf("Enter three integers separated by spaces:\n"); scanf("%d %d %d", &first, &second, &third); total = first + second + third; printf("Sum: %d\n", total); return 0; } The program b ...

Posted on Thu, 07 May 2026 09:39:01 +0000 by ridgedale