Fibonacci

#include <iostream>
using namespace std;

unsigned input;
int i;

int fb(int a)
{
    int tab[a];
    cout << "0";
    tab[0] = 0;
    cout << "1";
    tab[1] = 1;
    for (i=2;i<a;i++)
    {
        tab[i] = tab[i-1] + tab[i-2];
        cout << i << ". " << tab[i] << endl;

    }
}


int main()
{
    cout << "podaj ile wyrazow ciagu chcesz wyswietlic: ";
    cin >> input;
    fb(input);
}