Question

How to define MIN macro in C

Answer 1

#include <stdio.h>

#define MIN(a, b) ((a) < (b) ? (a) : (b))

int main(void) {
    printf("%d\n", MIN(3, 8));
    printf("%d\n", MIN(9 + 1, 6));
    printf("%d\n", MIN(1, 3) + 1);
    
    return 0;
}

 
 
/*
run:

3
6
2
 
*/

 

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Answer 2

#include <stdio.h>

#define MIN(a, b) ((a) < (b) ? (a) : (b))

int main(void) {
    printf("%lf\n", MIN(3.4, 8.1));
    printf("%lf\n", MIN(9.01 + 1, 6.003));
    printf("%lf\n", MIN(1.56, 3.8403) + 1);
    
    return 0;
}

 
 
/*
run:

3.400000
6.003000
2.560000
 
*/

 

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