Calculate and print fibb.numbers

fibb.c

#include <stdio.h>

void printFibb(int counter, unsigned long long prevFibb, unsigned long long prevPrevFibb)
{
    if (prevFibb == 1)
    {
        printf("1 1 ");
        counter = counter - 2;
    }

    if (counter > 0)
    {
        unsigned long long tmp = prevFibb;
        prevFibb = prevFibb + prevPrevFibb;
        prevPrevFibb = tmp;

        printf("%llu ", prevFibb);

        counter = counter - 1;
        printFibb(counter, prevFibb, prevPrevFibb);
    }
}

int main(void)
{
    int n = 0;
    printf("n = ");
    scanf("%d", &n);

    if (n > 93)
    {
        printf("Error: unsigned long long overflowed\n Max argument is 93\n");
        return 1;
    }
    else if (n < 2)
    {
        printf("Argument must be greater than 2\n");
        return 2;
    }

    printFibb(n, 1, 1);

    putchar('\n');
    return 0;
}