LUT-yliopisto/B.Sc. (Tech.) in Software and Systems Engineering/LES10A110 Principles of C-programming/Lectures/Lecture 3/Example8.c

#include <stdio.h>
#define square(x) (x*x)

int main(void) {
    printf("square(3) returns %d.\n", square(3));
    printf("square(3+1) returns %d.\n", square(3+1));
    return(0);
}