Question

How to use #define to simulate a boolean data type in C

Answer 1

#include <stdio.h>

#define bool int
#define true 1
#define false 0

int main(void) 
{
    bool a = true;  
    bool b = false; 
    
    if (a) 
    {
        puts("a = true");
    }
    if (!b) 
    {
        puts("b = false");
    }
    
    return 0;
}
    
/*
run:
 
a = true
b = false

*/

 

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