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

int ask_user_how_many_asterisks_to_print() {
    return 7;  // faking it
}

int main(int argc, char* argv[]) {

    int num_asterisks = ask_user_how_many_asterisks_to_print();

    char asterisks[num_asterisks];  // BAD!!!  Will not work for you.
    // GCC Error:  "ISO C90 forbids variable length array ‘asterisks’"
    
    return EXIT_SUCCESS;
}
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