#include <stdio.h>
#include <stdlib.h>

#define SUCCESS 0

void exit_Pro()
{
    printf("Press any Key to exit: ");
    fflush(stdin);
    getchar();
}
int main(int argc, char **argv) {
    atexit(exit_Pro);

    return SUCCESS;
}

#include <stdio.h>

int main(int argc, char *argv[]) {
    printf("Press any Key to exit: ");
    fflush(stdout);
    getchar();
}

void exit_Pro()
{
    fprintf(stderr, "Press any Key to exit: ");
    getchar();
}