Question

How to define multiline macro in C

Answer 1

#include <stdio.h>

#define EVEN_OR_ODD(num)               \
            if (num & 1)               \
                printf("odd\n", num);  \
            else                       \
                printf("even\n", num);


int main() {

    int a = 3;

    EVEN_OR_ODD(a);
    
    return 0;
}




/*
run:

odd

*/

 

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