/** fizzbuzz.c */

#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <limits.h>

#include "fizzbuzz.h"

const char* fizzbuzz(signed long n)
{
    static char s[20];
    s[0] = '\0';
    if (n % 15 == 0)
        strcat(s, "FizzBuzz");
    else if (n % 3 == 0)
        strcat(s, "Fizz");
    else if (n % 5 == 0)
        strcat(s, "Buzz");
    else
        sprintf(s, "%ld", n);
    return s;
}

int main()
{
    for (int i = 0; i < 100; i++)
        printf("%s\n", fizzbuzz(1 + i));
    return 0;
}