/**
* Example of using of global variables in c
* The memory address of gi is always the same
*
* @author gtowell
* Created: March 2021
*
**/

#include <stdio.h>

int gi = 5;

void t()
{
    printf("TF   %d  %d\n", gi, &gi);
    gi = 7;
    printf("TF2  %d  %d\n", gi, &gi);
    return;
}

int main(void)
{
    printf("TM  %d  %d\n", gi, &gi);
    t();
    printf("TM2 %d  %d\n", gi, &gi);
}