Question

How to use boolean variable in C

Answer 1

#include <stdio.h> 
#include <stdbool.h>

int main(void)
{   
    bool b = true;
    if (b)
        puts("true");
        
    b = false;
    if (b)
        puts("true");
    else
        puts("false");
        
    if (!b)
        puts("true");
    
    return 0;
}

   
/*
run:

true
false
true

*/

 

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